15289364920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{1093}}^1$

素因数の和:1553

約数の個数: 128

約数和(自身を含む): 36863424000

約数和(自身を除く): 21574059080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 389, 580, 620, 778, 899, 1093, 1160, 1240, 1556, 1798, 1945, 2186, 3112, 3596, 3890, 4372, 4495, 5465, 7192, 7780, 8744, 8990, 10930, 11281, 12059, 15560, 17980, 21860, 22562, 24118, 31697, 33883, 35960, 43720, 45124, 48236, 56405, 60295, 63394, 67766, 90248, 96472, 112810, 120590, 126788, 135532, 158485, 169415, 225620, 241180, 253576, 271064, 316970, 338830, 349711, 425177, 451240, 482360, 633940, 677660, 699422, 850354, 982607, 1267880, 1355320, 1398844, 1700708, 1748555, 1965214, 2125885, 2797688, 3401416, 3497110, 3930428, 4251770, 4913035, 6994220, 7860856, 8503540, 9826070, 12330133, 13180487, 13988440, 17007080, 19652140, 24660266, 26360974, 39304280, 49320532, 52721948, 61650665, 65902435, 98641064, 105443896, 123301330, 131804870, 246602660, 263609740, 382234123, 493205320, 527219480, 764468246, 1528936492, 1911170615, 3057872984, 3822341230, 7644682460, 15289364920]

約数ペア:

[(1, 15289364920), (2, 7644682460), (4, 3822341230), (5, 3057872984), (8, 1911170615), (10, 1528936492), (20, 764468246), (29, 527219480), (31, 493205320), (40, 382234123), (58, 263609740), (62, 246602660), (116, 131804870), (124, 123301330), (145, 105443896), (155, 98641064), (232, 65902435), (248, 61650665), (290, 52721948), (310, 49320532), (389, 39304280), (580, 26360974), (620, 24660266), (778, 19652140), (899, 17007080), (1093, 13988440), (1160, 13180487), (1240, 12330133), (1556, 9826070), (1798, 8503540), (1945, 7860856), (2186, 6994220), (3112, 4913035), (3596, 4251770), (3890, 3930428), (4372, 3497110), (4495, 3401416), (5465, 2797688), (7192, 2125885), (7780, 1965214), (8744, 1748555), (8990, 1700708), (10930, 1398844), (11281, 1355320), (12059, 1267880), (15560, 982607), (17980, 850354), (21860, 699422), (22562, 677660), (24118, 633940), (31697, 482360), (33883, 451240), (35960, 425177), (43720, 349711), (45124, 338830), (48236, 316970), (56405, 271064), (60295, 253576), (63394, 241180), (67766, 225620), (90248, 169415), (96472, 158485), (112810, 135532), (120590, 126788)]