726847020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{347}}^1\times {\mathrm{431}}^1$

素因数の和:802

約数の個数: 144

約数和(自身を含む): 2298336768

約数和(自身を除く): 1571489748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 347, 405, 431, 486, 540, 694, 810, 862, 972, 1041, 1215, 1293, 1388, 1620, 1724, 1735, 2082, 2155, 2430, 2586, 3123, 3470, 3879, 4164, 4310, 4860, 5172, 5205, 6246, 6465, 6940, 7758, 8620, 9369, 10410, 11637, 12492, 12930, 15516, 15615, 18738, 19395, 20820, 23274, 25860, 28107, 31230, 34911, 37476, 38790, 46548, 46845, 56214, 58185, 62460, 69822, 77580, 84321, 93690, 104733, 112428, 116370, 139644, 140535, 149557, 168642, 174555, 187380, 209466, 232740, 281070, 299114, 337284, 349110, 418932, 421605, 448671, 523665, 562140, 598228, 698220, 747785, 843210, 897342, 1047330, 1346013, 1495570, 1686420, 1794684, 2094660, 2243355, 2692026, 2991140, 4038039, 4486710, 5384052, 6730065, 8076078, 8973420, 12114117, 13460130, 16152156, 20190195, 24228234, 26920260, 36342351, 40380390, 48456468, 60570585, 72684702, 80760780, 121141170, 145369404, 181711755, 242282340, 363423510, 726847020]

約数ペア:

[(1, 726847020), (2, 363423510), (3, 242282340), (4, 181711755), (5, 145369404), (6, 121141170), (9, 80760780), (10, 72684702), (12, 60570585), (15, 48456468), (18, 40380390), (20, 36342351), (27, 26920260), (30, 24228234), (36, 20190195), (45, 16152156), (54, 13460130), (60, 12114117), (81, 8973420), (90, 8076078), (108, 6730065), (135, 5384052), (162, 4486710), (180, 4038039), (243, 2991140), (270, 2692026), (324, 2243355), (347, 2094660), (405, 1794684), (431, 1686420), (486, 1495570), (540, 1346013), (694, 1047330), (810, 897342), (862, 843210), (972, 747785), (1041, 698220), (1215, 598228), (1293, 562140), (1388, 523665), (1620, 448671), (1724, 421605), (1735, 418932), (2082, 349110), (2155, 337284), (2430, 299114), (2586, 281070), (3123, 232740), (3470, 209466), (3879, 187380), (4164, 174555), (4310, 168642), (4860, 149557), (5172, 140535), (5205, 139644), (6246, 116370), (6465, 112428), (6940, 104733), (7758, 93690), (8620, 84321), (9369, 77580), (10410, 69822), (11637, 62460), (12492, 58185), (12930, 56214), (15516, 46845), (15615, 46548), (18738, 38790), (19395, 37476), (20820, 34911), (23274, 31230), (25860, 28107)]