80586720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:505

約数の個数: 144

約数和(自身を含む): 277385472

約数和(自身を除く): 196798752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 191, 240, 288, 293, 360, 382, 480, 573, 586, 720, 764, 879, 955, 1146, 1172, 1440, 1465, 1528, 1719, 1758, 1910, 2292, 2344, 2637, 2865, 2930, 3056, 3438, 3516, 3820, 4395, 4584, 4688, 5274, 5730, 5860, 6112, 6876, 7032, 7640, 8595, 8790, 9168, 9376, 10548, 11460, 11720, 13185, 13752, 14064, 15280, 17190, 17580, 18336, 21096, 22920, 23440, 26370, 27504, 28128, 30560, 34380, 35160, 42192, 45840, 46880, 52740, 55008, 55963, 68760, 70320, 84384, 91680, 105480, 111926, 137520, 140640, 167889, 210960, 223852, 275040, 279815, 335778, 421920, 447704, 503667, 559630, 671556, 839445, 895408, 1007334, 1119260, 1343112, 1678890, 1790816, 2014668, 2238520, 2518335, 2686224, 3357780, 4029336, 4477040, 5036670, 5372448, 6715560, 8058672, 8954080, 10073340, 13431120, 16117344, 20146680, 26862240, 40293360, 80586720]

約数ペア:

[(1, 80586720), (2, 40293360), (3, 26862240), (4, 20146680), (5, 16117344), (6, 13431120), (8, 10073340), (9, 8954080), (10, 8058672), (12, 6715560), (15, 5372448), (16, 5036670), (18, 4477040), (20, 4029336), (24, 3357780), (30, 2686224), (32, 2518335), (36, 2238520), (40, 2014668), (45, 1790816), (48, 1678890), (60, 1343112), (72, 1119260), (80, 1007334), (90, 895408), (96, 839445), (120, 671556), (144, 559630), (160, 503667), (180, 447704), (191, 421920), (240, 335778), (288, 279815), (293, 275040), (360, 223852), (382, 210960), (480, 167889), (573, 140640), (586, 137520), (720, 111926), (764, 105480), (879, 91680), (955, 84384), (1146, 70320), (1172, 68760), (1440, 55963), (1465, 55008), (1528, 52740), (1719, 46880), (1758, 45840), (1910, 42192), (2292, 35160), (2344, 34380), (2637, 30560), (2865, 28128), (2930, 27504), (3056, 26370), (3438, 23440), (3516, 22920), (3820, 21096), (4395, 18336), (4584, 17580), (4688, 17190), (5274, 15280), (5730, 14064), (5860, 13752), (6112, 13185), (6876, 11720), (7032, 11460), (7640, 10548), (8595, 9376), (8790, 9168)]