139317040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1151}}^1$

素因数の和:1270

約数の個数: 80

約数和(自身を含む): 347120640

約数和(自身を除く): 207803600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 89, 136, 170, 178, 272, 340, 356, 445, 680, 712, 890, 1151, 1360, 1424, 1513, 1780, 2302, 3026, 3560, 4604, 5755, 6052, 7120, 7565, 9208, 11510, 12104, 15130, 18416, 19567, 23020, 24208, 30260, 39134, 46040, 60520, 78268, 92080, 97835, 102439, 121040, 156536, 195670, 204878, 313072, 391340, 409756, 512195, 782680, 819512, 1024390, 1565360, 1639024, 1741463, 2048780, 3482926, 4097560, 6965852, 8195120, 8707315, 13931704, 17414630, 27863408, 34829260, 69658520, 139317040]

約数ペア:

[(1, 139317040), (2, 69658520), (4, 34829260), (5, 27863408), (8, 17414630), (10, 13931704), (16, 8707315), (17, 8195120), (20, 6965852), (34, 4097560), (40, 3482926), (68, 2048780), (80, 1741463), (85, 1639024), (89, 1565360), (136, 1024390), (170, 819512), (178, 782680), (272, 512195), (340, 409756), (356, 391340), (445, 313072), (680, 204878), (712, 195670), (890, 156536), (1151, 121040), (1360, 102439), (1424, 97835), (1513, 92080), (1780, 78268), (2302, 60520), (3026, 46040), (3560, 39134), (4604, 30260), (5755, 24208), (6052, 23020), (7120, 19567), (7565, 18416), (9208, 15130), (11510, 12104)]