2180937780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:407

約数の個数: 288

約数和(自身を含む): 7765325568

約数和(自身を除く): 5584387788

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 131, 140, 146, 180, 181, 210, 219, 252, 262, 292, 315, 362, 365, 393, 420, 438, 511, 524, 543, 630, 655, 657, 724, 730, 786, 876, 905, 917, 1022, 1086, 1095, 1179, 1260, 1267, 1310, 1314, 1460, 1533, 1572, 1629, 1810, 1834, 1965, 2044, 2172, 2190, 2358, 2534, 2555, 2620, 2628, 2715, 2751, 3066, 3258, 3285, 3620, 3668, 3801, 3930, 4380, 4585, 4599, 4716, 5068, 5110, 5430, 5502, 5895, 6132, 6335, 6516, 6570, 7602, 7665, 7860, 8145, 8253, 9170, 9198, 9563, 10220, 10860, 11004, 11403, 11790, 12670, 13140, 13213, 13755, 15204, 15330, 16290, 16506, 18340, 18396, 19005, 19126, 22806, 22995, 23580, 23711, 25340, 26426, 27510, 28689, 30660, 32580, 33012, 38010, 38252, 39639, 41265, 45612, 45990, 47422, 47815, 52852, 55020, 57015, 57378, 66065, 66941, 71133, 76020, 79278, 82530, 86067, 91980, 92491, 94844, 95630, 114030, 114756, 118555, 118917, 132130, 133882, 142266, 143445, 158556, 165060, 165977, 172134, 184982, 191260, 198195, 200823, 213399, 228060, 237110, 237834, 264260, 267764, 277473, 284532, 286890, 331954, 334705, 344268, 355665, 369964, 396390, 401646, 426798, 430335, 462455, 474220, 475668, 497931, 554946, 573780, 594585, 602469, 663908, 669410, 711330, 792780, 803292, 829885, 832419, 853596, 860670, 924910, 995862, 1004115, 1066995, 1109892, 1189170, 1204938, 1338820, 1387365, 1422660, 1493793, 1659770, 1664838, 1721340, 1730903, 1849820, 1991724, 2008230, 2133990, 2378340, 2409876, 2489655, 2774730, 2987586, 3012345, 3319540, 3329676, 3461806, 4016460, 4162095, 4267980, 4979310, 5192709, 5549460, 5975172, 6024690, 6923612, 7468965, 8324190, 8654515, 9958620, 10385418, 12049380, 12116321, 14937930, 15578127, 16648380, 17309030, 20770836, 24232642, 25963545, 29875860, 31156254, 34618060, 36348963, 48465284, 51927090, 60581605, 62312508, 72697926, 77890635, 103854180, 109046889, 121163210, 145395852, 155781270, 181744815, 218093778, 242326420, 311562540, 363489630, 436187556, 545234445, 726979260, 1090468890, 2180937780]

約数ペア:

[(1, 2180937780), (2, 1090468890), (3, 726979260), (4, 545234445), (5, 436187556), (6, 363489630), (7, 311562540), (9, 242326420), (10, 218093778), (12, 181744815), (14, 155781270), (15, 145395852), (18, 121163210), (20, 109046889), (21, 103854180), (28, 77890635), (30, 72697926), (35, 62312508), (36, 60581605), (42, 51927090), (45, 48465284), (60, 36348963), (63, 34618060), (70, 31156254), (73, 29875860), (84, 25963545), (90, 24232642), (105, 20770836), (126, 17309030), (131, 16648380), (140, 15578127), (146, 14937930), (180, 12116321), (181, 12049380), (210, 10385418), (219, 9958620), (252, 8654515), (262, 8324190), (292, 7468965), (315, 6923612), (362, 6024690), (365, 5975172), (393, 5549460), (420, 5192709), (438, 4979310), (511, 4267980), (524, 4162095), (543, 4016460), (630, 3461806), (655, 3329676), (657, 3319540), (724, 3012345), (730, 2987586), (786, 2774730), (876, 2489655), (905, 2409876), (917, 2378340), (1022, 2133990), (1086, 2008230), (1095, 1991724), (1179, 1849820), (1260, 1730903), (1267, 1721340), (1310, 1664838), (1314, 1659770), (1460, 1493793), (1533, 1422660), (1572, 1387365), (1629, 1338820), (1810, 1204938), (1834, 1189170), (1965, 1109892), (2044, 1066995), (2172, 1004115), (2190, 995862), (2358, 924910), (2534, 860670), (2555, 853596), (2620, 832419), (2628, 829885), (2715, 803292), (2751, 792780), (3066, 711330), (3258, 669410), (3285, 663908), (3620, 602469), (3668, 594585), (3801, 573780), (3930, 554946), (4380, 497931), (4585, 475668), (4599, 474220), (4716, 462455), (5068, 430335), (5110, 426798), (5430, 401646), (5502, 396390), (5895, 369964), (6132, 355665), (6335, 344268), (6516, 334705), (6570, 331954), (7602, 286890), (7665, 284532), (7860, 277473), (8145, 267764), (8253, 264260), (9170, 237834), (9198, 237110), (9563, 228060), (10220, 213399), (10860, 200823), (11004, 198195), (11403, 191260), (11790, 184982), (12670, 172134), (13140, 165977), (13213, 165060), (13755, 158556), (15204, 143445), (15330, 142266), (16290, 133882), (16506, 132130), (18340, 118917), (18396, 118555), (19005, 114756), (19126, 114030), (22806, 95630), (22995, 94844), (23580, 92491), (23711, 91980), (25340, 86067), (26426, 82530), (27510, 79278), (28689, 76020), (30660, 71133), (32580, 66941), (33012, 66065), (38010, 57378), (38252, 57015), (39639, 55020), (41265, 52852), (45612, 47815), (45990, 47422)]