178970480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4651}}^1$

素因数の和:4714

約数の個数: 80

約数和(自身を含む): 460324704

約数和(自身を除く): 281354224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1480, 1924, 2405, 2960, 3848, 4651, 4810, 7696, 9302, 9620, 18604, 19240, 23255, 37208, 38480, 46510, 60463, 74416, 93020, 120926, 172087, 186040, 241852, 302315, 344174, 372080, 483704, 604630, 688348, 860435, 967408, 1209260, 1376696, 1720870, 2237131, 2418520, 2753392, 3441740, 4474262, 4837040, 6883480, 8948524, 11185655, 13766960, 17897048, 22371310, 35794096, 44742620, 89485240, 178970480]

約数ペア:

[(1, 178970480), (2, 89485240), (4, 44742620), (5, 35794096), (8, 22371310), (10, 17897048), (13, 13766960), (16, 11185655), (20, 8948524), (26, 6883480), (37, 4837040), (40, 4474262), (52, 3441740), (65, 2753392), (74, 2418520), (80, 2237131), (104, 1720870), (130, 1376696), (148, 1209260), (185, 967408), (208, 860435), (260, 688348), (296, 604630), (370, 483704), (481, 372080), (520, 344174), (592, 302315), (740, 241852), (962, 186040), (1040, 172087), (1480, 120926), (1924, 93020), (2405, 74416), (2960, 60463), (3848, 46510), (4651, 38480), (4810, 37208), (7696, 23255), (9302, 19240), (9620, 18604)]