720408240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23269}}^1$

素因数の和:23331

約数の個数: 120

約数和(自身を含む): 2475741840

約数和(自身を除く): 1755333600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 5160, 6192, 7740, 10320, 15480, 23269, 30960, 46538, 69807, 93076, 116345, 139614, 186152, 209421, 232690, 279228, 349035, 372304, 418842, 465380, 558456, 698070, 837684, 930760, 1000567, 1047105, 1116912, 1396140, 1675368, 1861520, 2001134, 2094210, 2792280, 3001701, 3350736, 4002268, 4188420, 5002835, 5584560, 6003402, 8004536, 8376840, 9005103, 10005670, 12006804, 15008505, 16009072, 16753680, 18010206, 20011340, 24013608, 30017010, 36020412, 40022680, 45025515, 48027216, 60034020, 72040824, 80045360, 90051030, 120068040, 144081648, 180102060, 240136080, 360204120, 720408240]

約数ペア:

[(1, 720408240), (2, 360204120), (3, 240136080), (4, 180102060), (5, 144081648), (6, 120068040), (8, 90051030), (9, 80045360), (10, 72040824), (12, 60034020), (15, 48027216), (16, 45025515), (18, 40022680), (20, 36020412), (24, 30017010), (30, 24013608), (36, 20011340), (40, 18010206), (43, 16753680), (45, 16009072), (48, 15008505), (60, 12006804), (72, 10005670), (80, 9005103), (86, 8376840), (90, 8004536), (120, 6003402), (129, 5584560), (144, 5002835), (172, 4188420), (180, 4002268), (215, 3350736), (240, 3001701), (258, 2792280), (344, 2094210), (360, 2001134), (387, 1861520), (430, 1675368), (516, 1396140), (645, 1116912), (688, 1047105), (720, 1000567), (774, 930760), (860, 837684), (1032, 698070), (1290, 558456), (1548, 465380), (1720, 418842), (1935, 372304), (2064, 349035), (2580, 279228), (3096, 232690), (3440, 209421), (3870, 186152), (5160, 139614), (6192, 116345), (7740, 93076), (10320, 69807), (15480, 46538), (23269, 30960)]