142749760

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:252

約数の個数: 112

約数和(自身を含む): 353763072

約数和(自身を除く): 211013312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 71, 80, 103, 122, 142, 160, 206, 244, 284, 305, 320, 355, 412, 488, 515, 568, 610, 710, 824, 976, 1030, 1136, 1220, 1420, 1648, 1952, 2060, 2272, 2440, 2840, 3296, 3904, 4120, 4331, 4544, 4880, 5680, 6283, 6592, 7313, 8240, 8662, 9760, 11360, 12566, 14626, 16480, 17324, 19520, 21655, 22720, 25132, 29252, 31415, 32960, 34648, 36565, 43310, 50264, 58504, 62830, 69296, 73130, 86620, 100528, 117008, 125660, 138592, 146260, 173240, 201056, 234016, 251320, 277184, 292520, 346480, 402112, 446093, 468032, 502640, 585040, 692960, 892186, 1005280, 1170080, 1385920, 1784372, 2010560, 2230465, 2340160, 3568744, 4460930, 7137488, 8921860, 14274976, 17843720, 28549952, 35687440, 71374880, 142749760]

約数ペア:

[(1, 142749760), (2, 71374880), (4, 35687440), (5, 28549952), (8, 17843720), (10, 14274976), (16, 8921860), (20, 7137488), (32, 4460930), (40, 3568744), (61, 2340160), (64, 2230465), (71, 2010560), (80, 1784372), (103, 1385920), (122, 1170080), (142, 1005280), (160, 892186), (206, 692960), (244, 585040), (284, 502640), (305, 468032), (320, 446093), (355, 402112), (412, 346480), (488, 292520), (515, 277184), (568, 251320), (610, 234016), (710, 201056), (824, 173240), (976, 146260), (1030, 138592), (1136, 125660), (1220, 117008), (1420, 100528), (1648, 86620), (1952, 73130), (2060, 69296), (2272, 62830), (2440, 58504), (2840, 50264), (3296, 43310), (3904, 36565), (4120, 34648), (4331, 32960), (4544, 31415), (4880, 29252), (5680, 25132), (6283, 22720), (6592, 21655), (7313, 19520), (8240, 17324), (8662, 16480), (9760, 14626), (11360, 12566)]