290579040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{201791}}^1$

素因数の和:201812

約数の個数: 72

約数和(自身を含む): 991605888

約数和(自身を除く): 701026848

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, 240, 288, 360, 480, 720, 1440, 201791, 403582, 605373, 807164, 1008955, 1210746, 1614328, 1816119, 2017910, 2421492, 3026865, 3228656, 3632238, 4035820, 4842984, 6053730, 6457312, 7264476, 8071640, 9080595, 9685968, 12107460, 14528952, 16143280, 18161190, 19371936, 24214920, 29057904, 32286560, 36322380, 48429840, 58115808, 72644760, 96859680, 145289520, 290579040]

約数ペア:

[(1, 290579040), (2, 145289520), (3, 96859680), (4, 72644760), (5, 58115808), (6, 48429840), (8, 36322380), (9, 32286560), (10, 29057904), (12, 24214920), (15, 19371936), (16, 18161190), (18, 16143280), (20, 14528952), (24, 12107460), (30, 9685968), (32, 9080595), (36, 8071640), (40, 7264476), (45, 6457312), (48, 6053730), (60, 4842984), (72, 4035820), (80, 3632238), (90, 3228656), (96, 3026865), (120, 2421492), (144, 2017910), (160, 1816119), (180, 1614328), (240, 1210746), (288, 1008955), (360, 807164), (480, 605373), (720, 403582), (1440, 201791)]