259983.00000000

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 50803200

約数和(自身を除く): 34211820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 89, 130, 156, 178, 195, 239, 260, 267, 356, 390, 445, 478, 534, 717, 780, 890, 956, 1068, 1157, 1195, 1335, 1434, 1780, 2314, 2390, 2670, 2868, 3107, 3471, 3585, 4628, 4780, 5340, 5785, 6214, 6942, 7170, 9321, 11570, 12428, 13884, 14340, 15535, 17355, 18642, 21271, 23140, 31070, 34710, 37284, 42542, 46605, 62140, 63813, 69420, 85084, 93210, 106355, 127626, 186420, 212710, 255252, 276523, 319065, 425420, 553046, 638130, 829569, 1106092, 1276260, 1382615, 1659138, 2765230, 3318276, 4147845, 5530460, 8295690, 16591380]

約数ペア:

[(1, 16591380), (2, 8295690), (3, 5530460), (4, 4147845), (5, 3318276), (6, 2765230), (10, 1659138), (12, 1382615), (13, 1276260), (15, 1106092), (20, 829569), (26, 638130), (30, 553046), (39, 425420), (52, 319065), (60, 276523), (65, 255252), (78, 212710), (89, 186420), (130, 127626), (156, 106355), (178, 93210), (195, 85084), (239, 69420), (260, 63813), (267, 62140), (356, 46605), (390, 42542), (445, 37284), (478, 34710), (534, 31070), (717, 23140), (780, 21271), (890, 18642), (956, 17355), (1068, 15535), (1157, 14340), (1195, 13884), (1335, 12428), (1434, 11570), (1780, 9321), (2314, 7170), (2390, 6942), (2670, 6214), (2868, 5785), (3107, 5340), (3471, 4780), (3585, 4628)]