2557002480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{859}}^1$

素因数の和:1111

約数の個数: 160

約数和(自身を含む): 8087577600

約数和(自身を除く): 5530575120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 157, 158, 237, 240, 314, 316, 395, 471, 474, 628, 632, 785, 790, 859, 942, 948, 1185, 1256, 1264, 1570, 1580, 1718, 1884, 1896, 2355, 2370, 2512, 2577, 3140, 3160, 3436, 3768, 3792, 4295, 4710, 4740, 5154, 6280, 6320, 6872, 7536, 8590, 9420, 9480, 10308, 12403, 12560, 12885, 13744, 17180, 18840, 18960, 20616, 24806, 25770, 34360, 37209, 37680, 41232, 49612, 51540, 62015, 67861, 68720, 74418, 99224, 103080, 124030, 134863, 135722, 148836, 186045, 198448, 203583, 206160, 248060, 269726, 271444, 297672, 339305, 372090, 404589, 407166, 496120, 539452, 542888, 595344, 674315, 678610, 744180, 809178, 814332, 992240, 1017915, 1078904, 1085776, 1348630, 1357220, 1488360, 1618356, 1628664, 2022945, 2035830, 2157808, 2697260, 2714440, 2976720, 3236712, 3257328, 4045890, 4071660, 5394520, 5428880, 6473424, 8091780, 8143320, 10654177, 10789040, 16183560, 16286640, 21308354, 31962531, 32367120, 42616708, 53270885, 63925062, 85233416, 106541770, 127850124, 159812655, 170466832, 213083540, 255700248, 319625310, 426167080, 511400496, 639250620, 852334160, 1278501240, 2557002480]

約数ペア:

[(1, 2557002480), (2, 1278501240), (3, 852334160), (4, 639250620), (5, 511400496), (6, 426167080), (8, 319625310), (10, 255700248), (12, 213083540), (15, 170466832), (16, 159812655), (20, 127850124), (24, 106541770), (30, 85233416), (40, 63925062), (48, 53270885), (60, 42616708), (79, 32367120), (80, 31962531), (120, 21308354), (157, 16286640), (158, 16183560), (237, 10789040), (240, 10654177), (314, 8143320), (316, 8091780), (395, 6473424), (471, 5428880), (474, 5394520), (628, 4071660), (632, 4045890), (785, 3257328), (790, 3236712), (859, 2976720), (942, 2714440), (948, 2697260), (1185, 2157808), (1256, 2035830), (1264, 2022945), (1570, 1628664), (1580, 1618356), (1718, 1488360), (1884, 1357220), (1896, 1348630), (2355, 1085776), (2370, 1078904), (2512, 1017915), (2577, 992240), (3140, 814332), (3160, 809178), (3436, 744180), (3768, 678610), (3792, 674315), (4295, 595344), (4710, 542888), (4740, 539452), (5154, 496120), (6280, 407166), (6320, 404589), (6872, 372090), (7536, 339305), (8590, 297672), (9420, 271444), (9480, 269726), (10308, 248060), (12403, 206160), (12560, 203583), (12885, 198448), (13744, 186045), (17180, 148836), (18840, 135722), (18960, 134863), (20616, 124030), (24806, 103080), (25770, 99224), (34360, 74418), (37209, 68720), (37680, 67861), (41232, 62015), (49612, 51540)]