291360320

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1277}}^1$

素因数の和:1348

約数の個数: 112

約数和(自身を含む): 747906048

約数和(自身を除く): 456545728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 155, 160, 184, 230, 248, 310, 320, 368, 460, 496, 620, 713, 736, 920, 992, 1240, 1277, 1426, 1472, 1840, 1984, 2480, 2554, 2852, 3565, 3680, 4960, 5108, 5704, 6385, 7130, 7360, 9920, 10216, 11408, 12770, 14260, 20432, 22816, 25540, 28520, 29371, 39587, 40864, 45632, 51080, 57040, 58742, 79174, 81728, 102160, 114080, 117484, 146855, 158348, 197935, 204320, 228160, 234968, 293710, 316696, 395870, 408640, 469936, 587420, 633392, 791740, 910501, 939872, 1174840, 1266784, 1583480, 1821002, 1879744, 2349680, 2533568, 3166960, 3642004, 4552505, 4699360, 6333920, 7284008, 9105010, 9398720, 12667840, 14568016, 18210020, 29136032, 36420040, 58272064, 72840080, 145680160, 291360320]

約数ペア:

[(1, 291360320), (2, 145680160), (4, 72840080), (5, 58272064), (8, 36420040), (10, 29136032), (16, 18210020), (20, 14568016), (23, 12667840), (31, 9398720), (32, 9105010), (40, 7284008), (46, 6333920), (62, 4699360), (64, 4552505), (80, 3642004), (92, 3166960), (115, 2533568), (124, 2349680), (155, 1879744), (160, 1821002), (184, 1583480), (230, 1266784), (248, 1174840), (310, 939872), (320, 910501), (368, 791740), (460, 633392), (496, 587420), (620, 469936), (713, 408640), (736, 395870), (920, 316696), (992, 293710), (1240, 234968), (1277, 228160), (1426, 204320), (1472, 197935), (1840, 158348), (1984, 146855), (2480, 117484), (2554, 114080), (2852, 102160), (3565, 81728), (3680, 79174), (4960, 58742), (5108, 57040), (5704, 51080), (6385, 45632), (7130, 40864), (7360, 39587), (9920, 29371), (10216, 28520), (11408, 25540), (12770, 22816), (14260, 20432)]