239891820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{13931}}^1$

素因数の和:13991

約数の個数: 96

約数和(自身を含む): 786433536

約数和(自身を除く): 546541716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1230, 1435, 1722, 2460, 2870, 3444, 4305, 5740, 8610, 13931, 17220, 27862, 41793, 55724, 69655, 83586, 97517, 139310, 167172, 195034, 208965, 278620, 292551, 390068, 417930, 487585, 571171, 585102, 835860, 975170, 1142342, 1170204, 1462755, 1713513, 1950340, 2284684, 2855855, 2925510, 3427026, 3998197, 5711710, 5851020, 6854052, 7996394, 8567565, 11423420, 11994591, 15992788, 17135130, 19990985, 23989182, 34270260, 39981970, 47978364, 59972955, 79963940, 119945910, 239891820]

約数ペア:

[(1, 239891820), (2, 119945910), (3, 79963940), (4, 59972955), (5, 47978364), (6, 39981970), (7, 34270260), (10, 23989182), (12, 19990985), (14, 17135130), (15, 15992788), (20, 11994591), (21, 11423420), (28, 8567565), (30, 7996394), (35, 6854052), (41, 5851020), (42, 5711710), (60, 3998197), (70, 3427026), (82, 2925510), (84, 2855855), (105, 2284684), (123, 1950340), (140, 1713513), (164, 1462755), (205, 1170204), (210, 1142342), (246, 975170), (287, 835860), (410, 585102), (420, 571171), (492, 487585), (574, 417930), (615, 390068), (820, 292551), (861, 278620), (1148, 208965), (1230, 195034), (1435, 167172), (1722, 139310), (2460, 97517), (2870, 83586), (3444, 69655), (4305, 55724), (5740, 41793), (8610, 27862), (13931, 17220)]