138563280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{863}}^1$

素因数の和:1105

約数の個数: 120

約数和(自身を含む): 467970048

約数和(自身を除く): 329406768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 223, 240, 360, 446, 669, 720, 863, 892, 1115, 1338, 1726, 1784, 2007, 2230, 2589, 2676, 3345, 3452, 3568, 4014, 4315, 4460, 5178, 5352, 6690, 6904, 7767, 8028, 8630, 8920, 10035, 10356, 10704, 12945, 13380, 13808, 15534, 16056, 17260, 17840, 20070, 20712, 25890, 26760, 31068, 32112, 34520, 38835, 40140, 41424, 51780, 53520, 62136, 69040, 77670, 80280, 103560, 124272, 155340, 160560, 192449, 207120, 310680, 384898, 577347, 621360, 769796, 962245, 1154694, 1539592, 1732041, 1924490, 2309388, 2886735, 3079184, 3464082, 3848980, 4618776, 5773470, 6928164, 7697960, 8660205, 9237552, 11546940, 13856328, 15395920, 17320410, 23093880, 27712656, 34640820, 46187760, 69281640, 138563280]

約数ペア:

[(1, 138563280), (2, 69281640), (3, 46187760), (4, 34640820), (5, 27712656), (6, 23093880), (8, 17320410), (9, 15395920), (10, 13856328), (12, 11546940), (15, 9237552), (16, 8660205), (18, 7697960), (20, 6928164), (24, 5773470), (30, 4618776), (36, 3848980), (40, 3464082), (45, 3079184), (48, 2886735), (60, 2309388), (72, 1924490), (80, 1732041), (90, 1539592), (120, 1154694), (144, 962245), (180, 769796), (223, 621360), (240, 577347), (360, 384898), (446, 310680), (669, 207120), (720, 192449), (863, 160560), (892, 155340), (1115, 124272), (1338, 103560), (1726, 80280), (1784, 77670), (2007, 69040), (2230, 62136), (2589, 53520), (2676, 51780), (3345, 41424), (3452, 40140), (3568, 38835), (4014, 34520), (4315, 32112), (4460, 31068), (5178, 26760), (5352, 25890), (6690, 20712), (6904, 20070), (7767, 17840), (8028, 17260), (8630, 16056), (8920, 15534), (10035, 13808), (10356, 13380), (10704, 12945)]