870819560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4283}}^1$

素因数の和:4347

約数の個数: 128

約数和(自身を含む): 2331866880

約数和(自身を除く): 1461047320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 23, 26, 34, 40, 46, 52, 65, 68, 85, 92, 104, 115, 130, 136, 170, 184, 221, 230, 260, 299, 340, 391, 442, 460, 520, 598, 680, 782, 884, 920, 1105, 1196, 1495, 1564, 1768, 1955, 2210, 2392, 2990, 3128, 3910, 4283, 4420, 5083, 5980, 7820, 8566, 8840, 10166, 11960, 15640, 17132, 20332, 21415, 25415, 34264, 40664, 42830, 50830, 55679, 72811, 85660, 98509, 101660, 111358, 145622, 171320, 197018, 203320, 222716, 278395, 291244, 364055, 394036, 445432, 492545, 556790, 582488, 728110, 788072, 946543, 985090, 1113580, 1280617, 1456220, 1674653, 1893086, 1970180, 2227160, 2561234, 2912440, 3349306, 3786172, 3940360, 4732715, 5122468, 6403085, 6698612, 7572344, 8373265, 9465430, 10244936, 12806170, 13397224, 16746530, 18930860, 21770489, 25612340, 33493060, 37861720, 43540978, 51224680, 66986120, 87081956, 108852445, 174163912, 217704890, 435409780, 870819560]

約数ペア:

[(1, 870819560), (2, 435409780), (4, 217704890), (5, 174163912), (8, 108852445), (10, 87081956), (13, 66986120), (17, 51224680), (20, 43540978), (23, 37861720), (26, 33493060), (34, 25612340), (40, 21770489), (46, 18930860), (52, 16746530), (65, 13397224), (68, 12806170), (85, 10244936), (92, 9465430), (104, 8373265), (115, 7572344), (130, 6698612), (136, 6403085), (170, 5122468), (184, 4732715), (221, 3940360), (230, 3786172), (260, 3349306), (299, 2912440), (340, 2561234), (391, 2227160), (442, 1970180), (460, 1893086), (520, 1674653), (598, 1456220), (680, 1280617), (782, 1113580), (884, 985090), (920, 946543), (1105, 788072), (1196, 728110), (1495, 582488), (1564, 556790), (1768, 492545), (1955, 445432), (2210, 394036), (2392, 364055), (2990, 291244), (3128, 278395), (3910, 222716), (4283, 203320), (4420, 197018), (5083, 171320), (5980, 145622), (7820, 111358), (8566, 101660), (8840, 98509), (10166, 85660), (11960, 72811), (15640, 55679), (17132, 50830), (20332, 42830), (21415, 40664), (25415, 34264)]