155135640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{557}}^1$

素因数の和:793

約数の個数: 128

約数和(自身を含む): 511038720

約数和(自身を除く): 355903080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 211, 220, 264, 330, 422, 440, 557, 633, 660, 844, 1055, 1114, 1266, 1320, 1671, 1688, 2110, 2228, 2321, 2532, 2785, 3165, 3342, 4220, 4456, 4642, 5064, 5570, 6127, 6330, 6684, 6963, 8355, 8440, 9284, 11140, 11605, 12254, 12660, 13368, 13926, 16710, 18381, 18568, 22280, 23210, 24508, 25320, 27852, 30635, 33420, 34815, 36762, 46420, 49016, 55704, 61270, 66840, 69630, 73524, 91905, 92840, 117527, 122540, 139260, 147048, 183810, 235054, 245080, 278520, 352581, 367620, 470108, 587635, 705162, 735240, 940216, 1175270, 1292797, 1410324, 1762905, 2350540, 2585594, 2820648, 3525810, 3878391, 4701080, 5171188, 6463985, 7051620, 7756782, 10342376, 12927970, 14103240, 15513564, 19391955, 25855940, 31027128, 38783910, 51711880, 77567820, 155135640]

約数ペア:

[(1, 155135640), (2, 77567820), (3, 51711880), (4, 38783910), (5, 31027128), (6, 25855940), (8, 19391955), (10, 15513564), (11, 14103240), (12, 12927970), (15, 10342376), (20, 7756782), (22, 7051620), (24, 6463985), (30, 5171188), (33, 4701080), (40, 3878391), (44, 3525810), (55, 2820648), (60, 2585594), (66, 2350540), (88, 1762905), (110, 1410324), (120, 1292797), (132, 1175270), (165, 940216), (211, 735240), (220, 705162), (264, 587635), (330, 470108), (422, 367620), (440, 352581), (557, 278520), (633, 245080), (660, 235054), (844, 183810), (1055, 147048), (1114, 139260), (1266, 122540), (1320, 117527), (1671, 92840), (1688, 91905), (2110, 73524), (2228, 69630), (2321, 66840), (2532, 61270), (2785, 55704), (3165, 49016), (3342, 46420), (4220, 36762), (4456, 34815), (4642, 33420), (5064, 30635), (5570, 27852), (6127, 25320), (6330, 24508), (6684, 23210), (6963, 22280), (8355, 18568), (8440, 18381), (9284, 16710), (11140, 13926), (11605, 13368), (12254, 12660)]