78400920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1733}}^1$

素因数の和:1789

約数の個数: 128

約数和(自身を含む): 262180800

約数和(自身を除く): 183779880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1560, 1733, 1740, 1885, 2262, 3016, 3466, 3480, 3770, 4524, 5199, 5655, 6932, 7540, 8665, 9048, 10398, 11310, 13864, 15080, 17330, 20796, 22529, 22620, 25995, 34660, 41592, 45058, 45240, 50257, 51990, 67587, 69320, 90116, 100514, 103980, 112645, 135174, 150771, 180232, 201028, 207960, 225290, 251285, 270348, 301542, 337935, 402056, 450580, 502570, 540696, 603084, 653341, 675870, 753855, 901160, 1005140, 1206168, 1306682, 1351740, 1507710, 1960023, 2010280, 2613364, 2703480, 3015420, 3266705, 3920046, 5226728, 6030840, 6533410, 7840092, 9800115, 13066820, 15680184, 19600230, 26133640, 39200460, 78400920]

約数ペア:

[(1, 78400920), (2, 39200460), (3, 26133640), (4, 19600230), (5, 15680184), (6, 13066820), (8, 9800115), (10, 7840092), (12, 6533410), (13, 6030840), (15, 5226728), (20, 3920046), (24, 3266705), (26, 3015420), (29, 2703480), (30, 2613364), (39, 2010280), (40, 1960023), (52, 1507710), (58, 1351740), (60, 1306682), (65, 1206168), (78, 1005140), (87, 901160), (104, 753855), (116, 675870), (120, 653341), (130, 603084), (145, 540696), (156, 502570), (174, 450580), (195, 402056), (232, 337935), (260, 301542), (290, 270348), (312, 251285), (348, 225290), (377, 207960), (390, 201028), (435, 180232), (520, 150771), (580, 135174), (696, 112645), (754, 103980), (780, 100514), (870, 90116), (1131, 69320), (1160, 67587), (1508, 51990), (1560, 50257), (1733, 45240), (1740, 45058), (1885, 41592), (2262, 34660), (3016, 25995), (3466, 22620), (3480, 22529), (3770, 20796), (4524, 17330), (5199, 15080), (5655, 13864), (6932, 11310), (7540, 10398), (8665, 9048)]