68624340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 198132480

約数和(自身を除く): 129508140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 89, 142, 178, 181, 213, 267, 284, 355, 356, 362, 426, 445, 534, 543, 710, 724, 852, 890, 905, 1065, 1068, 1086, 1335, 1420, 1780, 1810, 2130, 2172, 2670, 2715, 3620, 4260, 5340, 5430, 6319, 10860, 12638, 12851, 16109, 18957, 25276, 25702, 31595, 32218, 37914, 38553, 48327, 51404, 63190, 64255, 64436, 75828, 77106, 80545, 94785, 96654, 126380, 128510, 154212, 161090, 189570, 192765, 193308, 241635, 257020, 322180, 379140, 385530, 483270, 771060, 966540, 1143739, 2287478, 3431217, 4574956, 5718695, 6862434, 11437390, 13724868, 17156085, 22874780, 34312170, 68624340]

約数ペア:

[(1, 68624340), (2, 34312170), (3, 22874780), (4, 17156085), (5, 13724868), (6, 11437390), (10, 6862434), (12, 5718695), (15, 4574956), (20, 3431217), (30, 2287478), (60, 1143739), (71, 966540), (89, 771060), (142, 483270), (178, 385530), (181, 379140), (213, 322180), (267, 257020), (284, 241635), (355, 193308), (356, 192765), (362, 189570), (426, 161090), (445, 154212), (534, 128510), (543, 126380), (710, 96654), (724, 94785), (852, 80545), (890, 77106), (905, 75828), (1065, 64436), (1068, 64255), (1086, 63190), (1335, 51404), (1420, 48327), (1780, 38553), (1810, 37914), (2130, 32218), (2172, 31595), (2670, 25702), (2715, 25276), (3620, 18957), (4260, 16109), (5340, 12851), (5430, 12638), (6319, 10860)]