1690290420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{309577}}^1$

素因数の和:309609

約数の個数: 96

約数和(自身を含む): 5825019648

約数和(自身を除く): 4134729228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 309577, 619154, 928731, 1238308, 1547885, 1857462, 2167039, 3095770, 3714924, 4024501, 4334078, 4643655, 6191540, 6501117, 8049002, 8668156, 9287310, 10835195, 12073503, 13002234, 16098004, 18574620, 20122505, 21670390, 24147006, 26004468, 28171507, 32505585, 40245010, 43340780, 48294012, 56343014, 60367515, 65011170, 80490020, 84514521, 112686028, 120735030, 130022340, 140857535, 169029042, 241470060, 281715070, 338058084, 422572605, 563430140, 845145210, 1690290420]

約数ペア:

[(1, 1690290420), (2, 845145210), (3, 563430140), (4, 422572605), (5, 338058084), (6, 281715070), (7, 241470060), (10, 169029042), (12, 140857535), (13, 130022340), (14, 120735030), (15, 112686028), (20, 84514521), (21, 80490020), (26, 65011170), (28, 60367515), (30, 56343014), (35, 48294012), (39, 43340780), (42, 40245010), (52, 32505585), (60, 28171507), (65, 26004468), (70, 24147006), (78, 21670390), (84, 20122505), (91, 18574620), (105, 16098004), (130, 13002234), (140, 12073503), (156, 10835195), (182, 9287310), (195, 8668156), (210, 8049002), (260, 6501117), (273, 6191540), (364, 4643655), (390, 4334078), (420, 4024501), (455, 3714924), (546, 3095770), (780, 2167039), (910, 1857462), (1092, 1547885), (1365, 1238308), (1820, 928731), (2730, 619154), (5460, 309577)]