257617140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3581}}^1$

素因数の和:3713

約数の個数: 96

約数和(自身を含む): 794344320

約数和(自身を除く): 536727180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 109, 110, 132, 165, 218, 220, 327, 330, 436, 545, 654, 660, 1090, 1199, 1308, 1635, 2180, 2398, 3270, 3581, 3597, 4796, 5995, 6540, 7162, 7194, 10743, 11990, 14324, 14388, 17905, 17985, 21486, 23980, 35810, 35970, 39391, 42972, 53715, 71620, 71940, 78782, 107430, 118173, 157564, 196955, 214860, 236346, 390329, 393910, 472692, 590865, 780658, 787820, 1170987, 1181730, 1561316, 1951645, 2341974, 2363460, 3903290, 4293619, 4683948, 5854935, 7806580, 8587238, 11709870, 12880857, 17174476, 21468095, 23419740, 25761714, 42936190, 51523428, 64404285, 85872380, 128808570, 257617140]

約数ペア:

[(1, 257617140), (2, 128808570), (3, 85872380), (4, 64404285), (5, 51523428), (6, 42936190), (10, 25761714), (11, 23419740), (12, 21468095), (15, 17174476), (20, 12880857), (22, 11709870), (30, 8587238), (33, 7806580), (44, 5854935), (55, 4683948), (60, 4293619), (66, 3903290), (109, 2363460), (110, 2341974), (132, 1951645), (165, 1561316), (218, 1181730), (220, 1170987), (327, 787820), (330, 780658), (436, 590865), (545, 472692), (654, 393910), (660, 390329), (1090, 236346), (1199, 214860), (1308, 196955), (1635, 157564), (2180, 118173), (2398, 107430), (3270, 78782), (3581, 71940), (3597, 71620), (4796, 53715), (5995, 42972), (6540, 39391), (7162, 35970), (7194, 35810), (10743, 23980), (11990, 21486), (14324, 17985), (14388, 17905)]