254671320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{421}}^1$

素因数の和:577

約数の個数: 96

約数和(自身を含む): 776766960

約数和(自身を除く): 522095640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 421, 426, 568, 710, 842, 852, 1065, 1263, 1420, 1684, 1704, 2105, 2130, 2526, 2840, 3368, 4210, 4260, 5041, 5052, 6315, 8420, 8520, 10082, 10104, 12630, 15123, 16840, 20164, 25205, 25260, 29891, 30246, 40328, 50410, 50520, 59782, 60492, 75615, 89673, 100820, 119564, 120984, 149455, 151230, 179346, 201640, 239128, 298910, 302460, 358692, 448365, 597820, 604920, 717384, 896730, 1195640, 1793460, 2122261, 3586920, 4244522, 6366783, 8489044, 10611305, 12733566, 16978088, 21222610, 25467132, 31833915, 42445220, 50934264, 63667830, 84890440, 127335660, 254671320]

約数ペア:

[(1, 254671320), (2, 127335660), (3, 84890440), (4, 63667830), (5, 50934264), (6, 42445220), (8, 31833915), (10, 25467132), (12, 21222610), (15, 16978088), (20, 12733566), (24, 10611305), (30, 8489044), (40, 6366783), (60, 4244522), (71, 3586920), (120, 2122261), (142, 1793460), (213, 1195640), (284, 896730), (355, 717384), (421, 604920), (426, 597820), (568, 448365), (710, 358692), (842, 302460), (852, 298910), (1065, 239128), (1263, 201640), (1420, 179346), (1684, 151230), (1704, 149455), (2105, 120984), (2130, 119564), (2526, 100820), (2840, 89673), (3368, 75615), (4210, 60492), (4260, 59782), (5041, 50520), (5052, 50410), (6315, 40328), (8420, 30246), (8520, 29891), (10082, 25260), (10104, 25205), (12630, 20164), (15123, 16840)]