201456840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1$

素因数の和:1567

約数の個数: 128

約数和(自身を含む): 658627200

約数和(自身を除く): 457170360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 89, 104, 120, 130, 156, 178, 195, 260, 267, 312, 356, 390, 445, 520, 534, 712, 780, 890, 1068, 1157, 1335, 1451, 1560, 1780, 2136, 2314, 2670, 2902, 3471, 3560, 4353, 4628, 5340, 5785, 5804, 6942, 7255, 8706, 9256, 10680, 11570, 11608, 13884, 14510, 17355, 17412, 18863, 21765, 23140, 27768, 29020, 34710, 34824, 37726, 43530, 46280, 56589, 58040, 69420, 75452, 87060, 94315, 113178, 129139, 138840, 150904, 174120, 188630, 226356, 258278, 282945, 377260, 387417, 452712, 516556, 565890, 645695, 754520, 774834, 1033112, 1131780, 1291390, 1549668, 1678807, 1937085, 2263560, 2582780, 3099336, 3357614, 3874170, 5036421, 5165560, 6715228, 7748340, 8394035, 10072842, 13430456, 15496680, 16788070, 20145684, 25182105, 33576140, 40291368, 50364210, 67152280, 100728420, 201456840]

約数ペア:

[(1, 201456840), (2, 100728420), (3, 67152280), (4, 50364210), (5, 40291368), (6, 33576140), (8, 25182105), (10, 20145684), (12, 16788070), (13, 15496680), (15, 13430456), (20, 10072842), (24, 8394035), (26, 7748340), (30, 6715228), (39, 5165560), (40, 5036421), (52, 3874170), (60, 3357614), (65, 3099336), (78, 2582780), (89, 2263560), (104, 1937085), (120, 1678807), (130, 1549668), (156, 1291390), (178, 1131780), (195, 1033112), (260, 774834), (267, 754520), (312, 645695), (356, 565890), (390, 516556), (445, 452712), (520, 387417), (534, 377260), (712, 282945), (780, 258278), (890, 226356), (1068, 188630), (1157, 174120), (1335, 150904), (1451, 138840), (1560, 129139), (1780, 113178), (2136, 94315), (2314, 87060), (2670, 75452), (2902, 69420), (3471, 58040), (3560, 56589), (4353, 46280), (4628, 43530), (5340, 37726), (5785, 34824), (5804, 34710), (6942, 29020), (7255, 27768), (8706, 23140), (9256, 21765), (10680, 18863), (11570, 17412), (11608, 17355), (13884, 14510)]