1640877420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:345

約数の個数: 384

約数和(自身を含む): 6010583040

約数和(自身を除く): 4369705620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 29, 30, 35, 39, 42, 43, 52, 58, 60, 65, 70, 78, 84, 86, 87, 91, 105, 116, 129, 130, 140, 145, 156, 172, 174, 182, 195, 203, 210, 215, 241, 258, 260, 273, 290, 301, 348, 364, 377, 390, 406, 420, 430, 435, 455, 482, 516, 546, 559, 580, 602, 609, 645, 723, 754, 780, 812, 860, 870, 903, 910, 964, 1015, 1092, 1118, 1131, 1204, 1205, 1218, 1247, 1290, 1365, 1446, 1505, 1508, 1677, 1687, 1740, 1806, 1820, 1885, 2030, 2236, 2262, 2410, 2436, 2494, 2580, 2639, 2730, 2795, 2892, 3010, 3045, 3133, 3354, 3374, 3612, 3615, 3741, 3770, 3913, 4060, 4515, 4524, 4820, 4988, 5061, 5278, 5460, 5590, 5655, 6020, 6090, 6235, 6266, 6708, 6748, 6989, 7230, 7482, 7540, 7826, 7917, 8385, 8435, 8729, 9030, 9399, 10122, 10363, 10556, 11180, 11310, 11739, 12180, 12470, 12532, 13195, 13978, 14460, 14964, 15652, 15665, 15834, 16211, 16770, 16870, 17458, 18060, 18705, 18798, 19565, 20244, 20726, 20967, 21931, 22620, 23478, 24940, 25305, 26187, 26390, 27956, 31089, 31330, 31668, 32422, 33540, 33740, 34916, 34945, 37410, 37596, 39130, 39585, 41452, 41934, 43645, 43862, 46956, 46995, 48633, 48923, 50610, 51815, 52374, 52780, 58695, 62178, 62660, 64844, 65793, 69890, 72541, 74820, 78260, 79170, 81055, 83868, 87290, 87724, 90857, 93990, 97266, 97846, 101220, 103630, 104748, 104835, 109655, 113477, 117390, 124356, 130935, 131586, 134719, 139780, 145082, 146769, 155445, 158340, 162110, 174580, 181714, 187980, 194532, 195692, 207260, 209670, 217623, 219310, 226954, 234780, 243165, 244615, 261870, 263172, 269438, 272571, 290164, 293538, 300527, 310890, 324220, 328965, 340431, 362705, 363428, 404157, 419340, 435246, 438620, 453908, 454285, 486330, 489230, 523740, 538876, 545142, 567385, 587076, 601054, 621780, 635999, 657930, 673595, 680862, 725410, 733845, 808314, 870492, 901581, 908570, 943033, 972660, 978460, 1088115, 1090284, 1134770, 1202108, 1271998, 1315860, 1347190, 1361724, 1362855, 1450820, 1467690, 1502635, 1616628, 1702155, 1803162, 1817140, 1886066, 1907997, 2020785, 2103689, 2176230, 2269540, 2543996, 2694380, 2725710, 2829099, 2935380, 3005270, 3179995, 3404310, 3606324, 3772132, 3815994, 3906851, 4041570, 4207378, 4352460, 4507905, 4715165, 5451420, 5658198, 6010540, 6311067, 6359990, 6808620, 7631988, 7813702, 8083140, 8414756, 9015810, 9430330, 9539985, 10518445, 11316396, 11720553, 12622134, 12719980, 14145495, 15627404, 18031620, 18860660, 19079970, 19534255, 21036890, 23441106, 25244268, 27347957, 28290990, 31555335, 38159940, 39068510, 42073780, 46882212, 54695914, 56581980, 58602765, 63110670, 78137020, 82043871, 109391828, 117205530, 126221340, 136739785, 164087742, 234411060, 273479570, 328175484, 410219355, 546959140, 820438710, 1640877420]

約数ペア:

[(1, 1640877420), (2, 820438710), (3, 546959140), (4, 410219355), (5, 328175484), (6, 273479570), (7, 234411060), (10, 164087742), (12, 136739785), (13, 126221340), (14, 117205530), (15, 109391828), (20, 82043871), (21, 78137020), (26, 63110670), (28, 58602765), (29, 56581980), (30, 54695914), (35, 46882212), (39, 42073780), (42, 39068510), (43, 38159940), (52, 31555335), (58, 28290990), (60, 27347957), (65, 25244268), (70, 23441106), (78, 21036890), (84, 19534255), (86, 19079970), (87, 18860660), (91, 18031620), (105, 15627404), (116, 14145495), (129, 12719980), (130, 12622134), (140, 11720553), (145, 11316396), (156, 10518445), (172, 9539985), (174, 9430330), (182, 9015810), (195, 8414756), (203, 8083140), (210, 7813702), (215, 7631988), (241, 6808620), (258, 6359990), (260, 6311067), (273, 6010540), (290, 5658198), (301, 5451420), (348, 4715165), (364, 4507905), (377, 4352460), (390, 4207378), (406, 4041570), (420, 3906851), (430, 3815994), (435, 3772132), (455, 3606324), (482, 3404310), (516, 3179995), (546, 3005270), (559, 2935380), (580, 2829099), (602, 2725710), (609, 2694380), (645, 2543996), (723, 2269540), (754, 2176230), (780, 2103689), (812, 2020785), (860, 1907997), (870, 1886066), (903, 1817140), (910, 1803162), (964, 1702155), (1015, 1616628), (1092, 1502635), (1118, 1467690), (1131, 1450820), (1204, 1362855), (1205, 1361724), (1218, 1347190), (1247, 1315860), (1290, 1271998), (1365, 1202108), (1446, 1134770), (1505, 1090284), (1508, 1088115), (1677, 978460), (1687, 972660), (1740, 943033), (1806, 908570), (1820, 901581), (1885, 870492), (2030, 808314), (2236, 733845), (2262, 725410), (2410, 680862), (2436, 673595), (2494, 657930), (2580, 635999), (2639, 621780), (2730, 601054), (2795, 587076), (2892, 567385), (3010, 545142), (3045, 538876), (3133, 523740), (3354, 489230), (3374, 486330), (3612, 454285), (3615, 453908), (3741, 438620), (3770, 435246), (3913, 419340), (4060, 404157), (4515, 363428), (4524, 362705), (4820, 340431), (4988, 328965), (5061, 324220), (5278, 310890), (5460, 300527), (5590, 293538), (5655, 290164), (6020, 272571), (6090, 269438), (6235, 263172), (6266, 261870), (6708, 244615), (6748, 243165), (6989, 234780), (7230, 226954), (7482, 219310), (7540, 217623), (7826, 209670), (7917, 207260), (8385, 195692), (8435, 194532), (8729, 187980), (9030, 181714), (9399, 174580), (10122, 162110), (10363, 158340), (10556, 155445), (11180, 146769), (11310, 145082), (11739, 139780), (12180, 134719), (12470, 131586), (12532, 130935), (13195, 124356), (13978, 117390), (14460, 113477), (14964, 109655), (15652, 104835), (15665, 104748), (15834, 103630), (16211, 101220), (16770, 97846), (16870, 97266), (17458, 93990), (18060, 90857), (18705, 87724), (18798, 87290), (19565, 83868), (20244, 81055), (20726, 79170), (20967, 78260), (21931, 74820), (22620, 72541), (23478, 69890), (24940, 65793), (25305, 64844), (26187, 62660), (26390, 62178), (27956, 58695), (31089, 52780), (31330, 52374), (31668, 51815), (32422, 50610), (33540, 48923), (33740, 48633), (34916, 46995), (34945, 46956), (37410, 43862), (37596, 43645), (39130, 41934), (39585, 41452)]