649552920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{617}}^1$

素因数の和:945

約数の個数: 128

約数和(自身を含む): 2021898240

約数和(自身を除く): 1372345320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 283, 310, 372, 465, 566, 617, 620, 744, 849, 930, 1132, 1234, 1240, 1415, 1698, 1851, 1860, 2264, 2468, 2830, 3085, 3396, 3702, 3720, 4245, 4936, 5660, 6170, 6792, 7404, 8490, 8773, 9255, 11320, 12340, 14808, 16980, 17546, 18510, 19127, 24680, 26319, 33960, 35092, 37020, 38254, 43865, 52638, 57381, 70184, 74040, 76508, 87730, 95635, 105276, 114762, 131595, 153016, 174611, 175460, 191270, 210552, 229524, 263190, 286905, 349222, 350920, 382540, 459048, 523833, 526380, 573810, 698444, 765080, 873055, 1047666, 1052760, 1147620, 1396888, 1746110, 2095332, 2295240, 2619165, 3492220, 4190664, 5238330, 5412941, 6984440, 10476660, 10825882, 16238823, 20953320, 21651764, 27064705, 32477646, 43303528, 54129410, 64955292, 81194115, 108258820, 129910584, 162388230, 216517640, 324776460, 649552920]

約数ペア:

[(1, 649552920), (2, 324776460), (3, 216517640), (4, 162388230), (5, 129910584), (6, 108258820), (8, 81194115), (10, 64955292), (12, 54129410), (15, 43303528), (20, 32477646), (24, 27064705), (30, 21651764), (31, 20953320), (40, 16238823), (60, 10825882), (62, 10476660), (93, 6984440), (120, 5412941), (124, 5238330), (155, 4190664), (186, 3492220), (248, 2619165), (283, 2295240), (310, 2095332), (372, 1746110), (465, 1396888), (566, 1147620), (617, 1052760), (620, 1047666), (744, 873055), (849, 765080), (930, 698444), (1132, 573810), (1234, 526380), (1240, 523833), (1415, 459048), (1698, 382540), (1851, 350920), (1860, 349222), (2264, 286905), (2468, 263190), (2830, 229524), (3085, 210552), (3396, 191270), (3702, 175460), (3720, 174611), (4245, 153016), (4936, 131595), (5660, 114762), (6170, 105276), (6792, 95635), (7404, 87730), (8490, 76508), (8773, 74040), (9255, 70184), (11320, 57381), (12340, 52638), (14808, 43865), (16980, 38254), (17546, 37020), (18510, 35092), (19127, 33960), (24680, 26319)]