78551520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5279}}^1$

素因数の和:5328

約数の個数: 96

約数和(自身を含む): 255467520

約数和(自身を除く): 176916000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 5279, 7440, 10558, 14880, 15837, 21116, 26395, 31674, 42232, 52790, 63348, 79185, 84464, 105580, 126696, 158370, 163649, 168928, 211160, 253392, 316740, 327298, 422320, 490947, 506784, 633480, 654596, 818245, 844640, 981894, 1266960, 1309192, 1636490, 1963788, 2454735, 2533920, 2618384, 3272980, 3927576, 4909470, 5236768, 6545960, 7855152, 9818940, 13091920, 15710304, 19637880, 26183840, 39275760, 78551520]

約数ペア:

[(1, 78551520), (2, 39275760), (3, 26183840), (4, 19637880), (5, 15710304), (6, 13091920), (8, 9818940), (10, 7855152), (12, 6545960), (15, 5236768), (16, 4909470), (20, 3927576), (24, 3272980), (30, 2618384), (31, 2533920), (32, 2454735), (40, 1963788), (48, 1636490), (60, 1309192), (62, 1266960), (80, 981894), (93, 844640), (96, 818245), (120, 654596), (124, 633480), (155, 506784), (160, 490947), (186, 422320), (240, 327298), (248, 316740), (310, 253392), (372, 211160), (465, 168928), (480, 163649), (496, 158370), (620, 126696), (744, 105580), (930, 84464), (992, 79185), (1240, 63348), (1488, 52790), (1860, 42232), (2480, 31674), (2976, 26395), (3720, 21116), (4960, 15837), (5279, 14880), (7440, 10558)]