623710620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15679}}^1$

素因数の和:15724

約数の個数: 144

約数和(自身を含む): 2157442560

約数和(自身を除く): 1533731940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 6630, 7956, 9945, 13260, 15679, 19890, 31358, 39780, 47037, 62716, 78395, 94074, 141111, 156790, 188148, 203827, 235185, 266543, 282222, 313580, 407654, 470370, 533086, 564444, 611481, 705555, 799629, 815308, 940740, 1019135, 1066172, 1222962, 1332715, 1411110, 1599258, 1834443, 2038270, 2398887, 2445924, 2665430, 2822220, 3057405, 3198516, 3465059, 3668886, 3998145, 4076540, 4797774, 5330860, 6114810, 6930118, 7337772, 7996290, 9172215, 9595548, 10395177, 11994435, 12229620, 13860236, 15992580, 17325295, 18344430, 20790354, 23988870, 31185531, 34650590, 36688860, 41580708, 47977740, 51975885, 62371062, 69301180, 103951770, 124742124, 155927655, 207903540, 311855310, 623710620]

約数ペア:

[(1, 623710620), (2, 311855310), (3, 207903540), (4, 155927655), (5, 124742124), (6, 103951770), (9, 69301180), (10, 62371062), (12, 51975885), (13, 47977740), (15, 41580708), (17, 36688860), (18, 34650590), (20, 31185531), (26, 23988870), (30, 20790354), (34, 18344430), (36, 17325295), (39, 15992580), (45, 13860236), (51, 12229620), (52, 11994435), (60, 10395177), (65, 9595548), (68, 9172215), (78, 7996290), (85, 7337772), (90, 6930118), (102, 6114810), (117, 5330860), (130, 4797774), (153, 4076540), (156, 3998145), (170, 3668886), (180, 3465059), (195, 3198516), (204, 3057405), (221, 2822220), (234, 2665430), (255, 2445924), (260, 2398887), (306, 2038270), (340, 1834443), (390, 1599258), (442, 1411110), (468, 1332715), (510, 1222962), (585, 1066172), (612, 1019135), (663, 940740), (765, 815308), (780, 799629), (884, 705555), (1020, 611481), (1105, 564444), (1170, 533086), (1326, 470370), (1530, 407654), (1989, 313580), (2210, 282222), (2340, 266543), (2652, 235185), (3060, 203827), (3315, 188148), (3978, 156790), (4420, 141111), (6630, 94074), (7956, 78395), (9945, 62716), (13260, 47037), (15679, 39780), (19890, 31358)]