127954720

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 313528320

約数和(自身を除く): 185573600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 79, 80, 106, 158, 160, 191, 212, 265, 316, 382, 395, 424, 530, 632, 764, 790, 848, 955, 1060, 1264, 1528, 1580, 1696, 1910, 2120, 2528, 3056, 3160, 3820, 4187, 4240, 6112, 6320, 7640, 8374, 8480, 10123, 12640, 15089, 15280, 16748, 20246, 20935, 30178, 30560, 33496, 40492, 41870, 50615, 60356, 66992, 75445, 80984, 83740, 101230, 120712, 133984, 150890, 161968, 167480, 202460, 241424, 301780, 323936, 334960, 404920, 482848, 603560, 669920, 799717, 809840, 1207120, 1599434, 1619680, 2414240, 3198868, 3998585, 6397736, 7997170, 12795472, 15994340, 25590944, 31988680, 63977360, 127954720]

約数ペア:

[(1, 127954720), (2, 63977360), (4, 31988680), (5, 25590944), (8, 15994340), (10, 12795472), (16, 7997170), (20, 6397736), (32, 3998585), (40, 3198868), (53, 2414240), (79, 1619680), (80, 1599434), (106, 1207120), (158, 809840), (160, 799717), (191, 669920), (212, 603560), (265, 482848), (316, 404920), (382, 334960), (395, 323936), (424, 301780), (530, 241424), (632, 202460), (764, 167480), (790, 161968), (848, 150890), (955, 133984), (1060, 120712), (1264, 101230), (1528, 83740), (1580, 80984), (1696, 75445), (1910, 66992), (2120, 60356), (2528, 50615), (3056, 41870), (3160, 40492), (3820, 33496), (4187, 30560), (4240, 30178), (6112, 20935), (6320, 20246), (7640, 16748), (8374, 15280), (8480, 15089), (10123, 12640)]