207738640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1483}}^1$

素因数の和:1616

約数の個数: 80

約数和(自身を含む): 516716928

約数和(自身を除く): 308978288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 103, 136, 170, 206, 272, 340, 412, 515, 680, 824, 1030, 1360, 1483, 1648, 1751, 2060, 2966, 3502, 4120, 5932, 7004, 7415, 8240, 8755, 11864, 14008, 14830, 17510, 23728, 25211, 28016, 29660, 35020, 50422, 59320, 70040, 100844, 118640, 126055, 140080, 152749, 201688, 252110, 305498, 403376, 504220, 610996, 763745, 1008440, 1221992, 1527490, 2016880, 2443984, 2596733, 3054980, 5193466, 6109960, 10386932, 12219920, 12983665, 20773864, 25967330, 41547728, 51934660, 103869320, 207738640]

約数ペア:

[(1, 207738640), (2, 103869320), (4, 51934660), (5, 41547728), (8, 25967330), (10, 20773864), (16, 12983665), (17, 12219920), (20, 10386932), (34, 6109960), (40, 5193466), (68, 3054980), (80, 2596733), (85, 2443984), (103, 2016880), (136, 1527490), (170, 1221992), (206, 1008440), (272, 763745), (340, 610996), (412, 504220), (515, 403376), (680, 305498), (824, 252110), (1030, 201688), (1360, 152749), (1483, 140080), (1648, 126055), (1751, 118640), (2060, 100844), (2966, 70040), (3502, 59320), (4120, 50422), (5932, 35020), (7004, 29660), (7415, 28016), (8240, 25211), (8755, 23728), (11864, 17510), (14008, 14830)]