56581980

素因数分解:

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

素因数の和:316

約数の個数: 192

約数和(自身を含む): 200352768

約数和(自身を除く): 143770788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 43, 52, 60, 65, 70, 78, 84, 86, 91, 105, 129, 130, 140, 156, 172, 182, 195, 210, 215, 241, 258, 260, 273, 301, 364, 390, 420, 430, 455, 482, 516, 546, 559, 602, 645, 723, 780, 860, 903, 910, 964, 1092, 1118, 1204, 1205, 1290, 1365, 1446, 1505, 1677, 1687, 1806, 1820, 2236, 2410, 2580, 2730, 2795, 2892, 3010, 3133, 3354, 3374, 3612, 3615, 3913, 4515, 4820, 5061, 5460, 5590, 6020, 6266, 6708, 6748, 7230, 7826, 8385, 8435, 9030, 9399, 10122, 10363, 11180, 11739, 12532, 14460, 15652, 15665, 16770, 16870, 18060, 18798, 19565, 20244, 20726, 21931, 23478, 25305, 31089, 31330, 33540, 33740, 37596, 39130, 41452, 43862, 46956, 46995, 50610, 51815, 58695, 62178, 62660, 65793, 72541, 78260, 87724, 93990, 101220, 103630, 109655, 117390, 124356, 131586, 134719, 145082, 155445, 187980, 207260, 217623, 219310, 234780, 263172, 269438, 290164, 310890, 328965, 362705, 404157, 435246, 438620, 538876, 621780, 657930, 673595, 725410, 808314, 870492, 943033, 1088115, 1315860, 1347190, 1450820, 1616628, 1886066, 2020785, 2176230, 2694380, 2829099, 3772132, 4041570, 4352460, 4715165, 5658198, 8083140, 9430330, 11316396, 14145495, 18860660, 28290990, 56581980]

約数ペア:

[(1, 56581980), (2, 28290990), (3, 18860660), (4, 14145495), (5, 11316396), (6, 9430330), (7, 8083140), (10, 5658198), (12, 4715165), (13, 4352460), (14, 4041570), (15, 3772132), (20, 2829099), (21, 2694380), (26, 2176230), (28, 2020785), (30, 1886066), (35, 1616628), (39, 1450820), (42, 1347190), (43, 1315860), (52, 1088115), (60, 943033), (65, 870492), (70, 808314), (78, 725410), (84, 673595), (86, 657930), (91, 621780), (105, 538876), (129, 438620), (130, 435246), (140, 404157), (156, 362705), (172, 328965), (182, 310890), (195, 290164), (210, 269438), (215, 263172), (241, 234780), (258, 219310), (260, 217623), (273, 207260), (301, 187980), (364, 155445), (390, 145082), (420, 134719), (430, 131586), (455, 124356), (482, 117390), (516, 109655), (546, 103630), (559, 101220), (602, 93990), (645, 87724), (723, 78260), (780, 72541), (860, 65793), (903, 62660), (910, 62178), (964, 58695), (1092, 51815), (1118, 50610), (1204, 46995), (1205, 46956), (1290, 43862), (1365, 41452), (1446, 39130), (1505, 37596), (1677, 33740), (1687, 33540), (1806, 31330), (1820, 31089), (2236, 25305), (2410, 23478), (2580, 21931), (2730, 20726), (2795, 20244), (2892, 19565), (3010, 18798), (3133, 18060), (3354, 16870), (3374, 16770), (3612, 15665), (3615, 15652), (3913, 14460), (4515, 12532), (4820, 11739), (5061, 11180), (5460, 10363), (5590, 10122), (6020, 9399), (6266, 9030), (6708, 8435), (6748, 8385), (7230, 7826)]