64543920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{373}}^1$

素因数の和:499

約数の個数: 160

約数和(自身を含む): 231508992

約数和(自身を除く): 166965072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 103, 105, 112, 120, 140, 168, 206, 210, 240, 280, 309, 336, 373, 412, 420, 515, 560, 618, 721, 746, 824, 840, 1030, 1119, 1236, 1442, 1492, 1545, 1648, 1680, 1865, 2060, 2163, 2238, 2472, 2611, 2884, 2984, 3090, 3605, 3730, 4120, 4326, 4476, 4944, 5222, 5595, 5768, 5968, 6180, 7210, 7460, 7833, 8240, 8652, 8952, 10444, 10815, 11190, 11536, 12360, 13055, 14420, 14920, 15666, 17304, 17904, 20888, 21630, 22380, 24720, 26110, 28840, 29840, 31332, 34608, 38419, 39165, 41776, 43260, 44760, 52220, 57680, 62664, 76838, 78330, 86520, 89520, 104440, 115257, 125328, 153676, 156660, 173040, 192095, 208880, 230514, 268933, 307352, 313320, 384190, 461028, 537866, 576285, 614704, 626640, 768380, 806799, 922056, 1075732, 1152570, 1344665, 1536760, 1613598, 1844112, 2151464, 2305140, 2689330, 3073520, 3227196, 4033995, 4302928, 4610280, 5378660, 6454392, 8067990, 9220560, 10757320, 12908784, 16135980, 21514640, 32271960, 64543920]

約数ペア:

[(1, 64543920), (2, 32271960), (3, 21514640), (4, 16135980), (5, 12908784), (6, 10757320), (7, 9220560), (8, 8067990), (10, 6454392), (12, 5378660), (14, 4610280), (15, 4302928), (16, 4033995), (20, 3227196), (21, 3073520), (24, 2689330), (28, 2305140), (30, 2151464), (35, 1844112), (40, 1613598), (42, 1536760), (48, 1344665), (56, 1152570), (60, 1075732), (70, 922056), (80, 806799), (84, 768380), (103, 626640), (105, 614704), (112, 576285), (120, 537866), (140, 461028), (168, 384190), (206, 313320), (210, 307352), (240, 268933), (280, 230514), (309, 208880), (336, 192095), (373, 173040), (412, 156660), (420, 153676), (515, 125328), (560, 115257), (618, 104440), (721, 89520), (746, 86520), (824, 78330), (840, 76838), (1030, 62664), (1119, 57680), (1236, 52220), (1442, 44760), (1492, 43260), (1545, 41776), (1648, 39165), (1680, 38419), (1865, 34608), (2060, 31332), (2163, 29840), (2238, 28840), (2472, 26110), (2611, 24720), (2884, 22380), (2984, 21630), (3090, 20888), (3605, 17904), (3730, 17304), (4120, 15666), (4326, 14920), (4476, 14420), (4944, 13055), (5222, 12360), (5595, 11536), (5768, 11190), (5968, 10815), (6180, 10444), (7210, 8952), (7460, 8652), (7833, 8240)]