204566520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{433}}^1$

素因数の和:605

約数の個数: 128

約数和(自身を含む): 639959040

約数和(自身を除く): 435392520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 127, 155, 186, 248, 254, 310, 372, 381, 433, 465, 508, 620, 635, 744, 762, 866, 930, 1016, 1240, 1270, 1299, 1524, 1732, 1860, 1905, 2165, 2540, 2598, 3048, 3464, 3720, 3810, 3937, 4330, 5080, 5196, 6495, 7620, 7874, 8660, 10392, 11811, 12990, 13423, 15240, 15748, 17320, 19685, 23622, 25980, 26846, 31496, 39370, 40269, 47244, 51960, 53692, 54991, 59055, 67115, 78740, 80538, 94488, 107384, 109982, 118110, 134230, 157480, 161076, 164973, 201345, 219964, 236220, 268460, 274955, 322152, 329946, 402690, 439928, 472440, 536920, 549910, 659892, 805380, 824865, 1099820, 1319784, 1610760, 1649730, 1704721, 2199640, 3299460, 3409442, 5114163, 6598920, 6818884, 8523605, 10228326, 13637768, 17047210, 20456652, 25570815, 34094420, 40913304, 51141630, 68188840, 102283260, 204566520]

約数ペア:

[(1, 204566520), (2, 102283260), (3, 68188840), (4, 51141630), (5, 40913304), (6, 34094420), (8, 25570815), (10, 20456652), (12, 17047210), (15, 13637768), (20, 10228326), (24, 8523605), (30, 6818884), (31, 6598920), (40, 5114163), (60, 3409442), (62, 3299460), (93, 2199640), (120, 1704721), (124, 1649730), (127, 1610760), (155, 1319784), (186, 1099820), (248, 824865), (254, 805380), (310, 659892), (372, 549910), (381, 536920), (433, 472440), (465, 439928), (508, 402690), (620, 329946), (635, 322152), (744, 274955), (762, 268460), (866, 236220), (930, 219964), (1016, 201345), (1240, 164973), (1270, 161076), (1299, 157480), (1524, 134230), (1732, 118110), (1860, 109982), (1905, 107384), (2165, 94488), (2540, 80538), (2598, 78740), (3048, 67115), (3464, 59055), (3720, 54991), (3810, 53692), (3937, 51960), (4330, 47244), (5080, 40269), (5196, 39370), (6495, 31496), (7620, 26846), (7874, 25980), (8660, 23622), (10392, 19685), (11811, 17320), (12990, 15748), (13423, 15240)]