54701240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 128

約数和(自身を含む): 145566720

約数和(自身を除く): 90865480

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 71, 85, 88, 103, 110, 136, 142, 170, 187, 206, 220, 284, 340, 355, 374, 412, 440, 515, 568, 680, 710, 748, 781, 824, 935, 1030, 1133, 1207, 1420, 1496, 1562, 1751, 1870, 2060, 2266, 2414, 2840, 3124, 3502, 3740, 3905, 4120, 4532, 4828, 5665, 6035, 6248, 7004, 7313, 7480, 7810, 8755, 9064, 9656, 11330, 12070, 13277, 14008, 14626, 15620, 17510, 19261, 22660, 24140, 26554, 29252, 31240, 35020, 36565, 38522, 45320, 48280, 53108, 58504, 66385, 70040, 73130, 77044, 80443, 96305, 106216, 124321, 132770, 146260, 154088, 160886, 192610, 248642, 265540, 292520, 321772, 385220, 402215, 497284, 531080, 621605, 643544, 770440, 804430, 994568, 1243210, 1367531, 1608860, 2486420, 2735062, 3217720, 4972840, 5470124, 6837655, 10940248, 13675310, 27350620, 54701240]

約数ペア:

[(1, 54701240), (2, 27350620), (4, 13675310), (5, 10940248), (8, 6837655), (10, 5470124), (11, 4972840), (17, 3217720), (20, 2735062), (22, 2486420), (34, 1608860), (40, 1367531), (44, 1243210), (55, 994568), (68, 804430), (71, 770440), (85, 643544), (88, 621605), (103, 531080), (110, 497284), (136, 402215), (142, 385220), (170, 321772), (187, 292520), (206, 265540), (220, 248642), (284, 192610), (340, 160886), (355, 154088), (374, 146260), (412, 132770), (440, 124321), (515, 106216), (568, 96305), (680, 80443), (710, 77044), (748, 73130), (781, 70040), (824, 66385), (935, 58504), (1030, 53108), (1133, 48280), (1207, 45320), (1420, 38522), (1496, 36565), (1562, 35020), (1751, 31240), (1870, 29252), (2060, 26554), (2266, 24140), (2414, 22660), (2840, 19261), (3124, 17510), (3502, 15620), (3740, 14626), (3905, 14008), (4120, 13277), (4532, 12070), (4828, 11330), (5665, 9656), (6035, 9064), (6248, 8755), (7004, 7810), (7313, 7480)]