181610520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16631}}^1$

素因数の和:16665

約数の個数: 128

約数和(自身を含む): 670602240

約数和(自身を除く): 488991720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 16631, 33262, 49893, 66524, 83155, 99786, 116417, 133048, 166310, 199572, 216203, 232834, 249465, 332620, 349251, 399144, 432406, 465668, 498930, 582085, 648609, 665240, 698502, 864812, 931336, 997860, 1081015, 1164170, 1297218, 1397004, 1513421, 1729624, 1746255, 1995720, 2162030, 2328340, 2594436, 2794008, 3026842, 3243045, 3492510, 4324060, 4540263, 4656680, 5188872, 6053684, 6486090, 6985020, 7567105, 8648120, 9080526, 12107368, 12972180, 13970040, 15134210, 18161052, 22701315, 25944360, 30268420, 36322104, 45402630, 60536840, 90805260, 181610520]

約数ペア:

[(1, 181610520), (2, 90805260), (3, 60536840), (4, 45402630), (5, 36322104), (6, 30268420), (7, 25944360), (8, 22701315), (10, 18161052), (12, 15134210), (13, 13970040), (14, 12972180), (15, 12107368), (20, 9080526), (21, 8648120), (24, 7567105), (26, 6985020), (28, 6486090), (30, 6053684), (35, 5188872), (39, 4656680), (40, 4540263), (42, 4324060), (52, 3492510), (56, 3243045), (60, 3026842), (65, 2794008), (70, 2594436), (78, 2328340), (84, 2162030), (91, 1995720), (104, 1746255), (105, 1729624), (120, 1513421), (130, 1397004), (140, 1297218), (156, 1164170), (168, 1081015), (182, 997860), (195, 931336), (210, 864812), (260, 698502), (273, 665240), (280, 648609), (312, 582085), (364, 498930), (390, 465668), (420, 432406), (455, 399144), (520, 349251), (546, 332620), (728, 249465), (780, 232834), (840, 216203), (910, 199572), (1092, 166310), (1365, 133048), (1560, 116417), (1820, 99786), (2184, 83155), (2730, 66524), (3640, 49893), (5460, 33262), (10920, 16631)]