204490320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6709}}^1$

素因数の和:6852

約数の個数: 80

約数和(自身を含む): 639006720

約数和(自身を除く): 434516400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 5080, 6096, 6709, 7620, 10160, 13418, 15240, 20127, 26836, 30480, 33545, 40254, 53672, 67090, 80508, 100635, 107344, 134180, 161016, 201270, 268360, 322032, 402540, 536720, 805080, 852043, 1610160, 1704086, 2556129, 3408172, 4260215, 5112258, 6816344, 8520430, 10224516, 12780645, 13632688, 17040860, 20449032, 25561290, 34081720, 40898064, 51122580, 68163440, 102245160, 204490320]

約数ペア:

[(1, 204490320), (2, 102245160), (3, 68163440), (4, 51122580), (5, 40898064), (6, 34081720), (8, 25561290), (10, 20449032), (12, 17040860), (15, 13632688), (16, 12780645), (20, 10224516), (24, 8520430), (30, 6816344), (40, 5112258), (48, 4260215), (60, 3408172), (80, 2556129), (120, 1704086), (127, 1610160), (240, 852043), (254, 805080), (381, 536720), (508, 402540), (635, 322032), (762, 268360), (1016, 201270), (1270, 161016), (1524, 134180), (1905, 107344), (2032, 100635), (2540, 80508), (3048, 67090), (3810, 53672), (5080, 40254), (6096, 33545), (6709, 30480), (7620, 26836), (10160, 20127), (13418, 15240)]