320145750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{43}}^1\times {\mathrm{1103}}^1$

素因数の和:1172

約数の個数: 128

約数和(自身を含む): 909342720

約数和(自身を除く): 589196970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 43, 45, 50, 54, 75, 86, 90, 125, 129, 135, 150, 215, 225, 250, 258, 270, 375, 387, 430, 450, 645, 675, 750, 774, 1075, 1103, 1125, 1161, 1290, 1350, 1935, 2150, 2206, 2250, 2322, 3225, 3309, 3375, 3870, 5375, 5515, 5805, 6450, 6618, 6750, 9675, 9927, 10750, 11030, 11610, 16125, 16545, 19350, 19854, 27575, 29025, 29781, 32250, 33090, 47429, 48375, 49635, 55150, 58050, 59562, 82725, 94858, 96750, 99270, 137875, 142287, 145125, 148905, 165450, 237145, 248175, 275750, 284574, 290250, 297810, 413625, 426861, 474290, 496350, 711435, 744525, 827250, 853722, 1185725, 1240875, 1280583, 1422870, 1489050, 2134305, 2371450, 2481750, 2561166, 3557175, 3722625, 4268610, 5928625, 6402915, 7114350, 7445250, 10671525, 11857250, 12805830, 17785875, 21343050, 32014575, 35571750, 53357625, 64029150, 106715250, 160072875, 320145750]

約数ペア:

[(1, 320145750), (2, 160072875), (3, 106715250), (5, 64029150), (6, 53357625), (9, 35571750), (10, 32014575), (15, 21343050), (18, 17785875), (25, 12805830), (27, 11857250), (30, 10671525), (43, 7445250), (45, 7114350), (50, 6402915), (54, 5928625), (75, 4268610), (86, 3722625), (90, 3557175), (125, 2561166), (129, 2481750), (135, 2371450), (150, 2134305), (215, 1489050), (225, 1422870), (250, 1280583), (258, 1240875), (270, 1185725), (375, 853722), (387, 827250), (430, 744525), (450, 711435), (645, 496350), (675, 474290), (750, 426861), (774, 413625), (1075, 297810), (1103, 290250), (1125, 284574), (1161, 275750), (1290, 248175), (1350, 237145), (1935, 165450), (2150, 148905), (2206, 145125), (2250, 142287), (2322, 137875), (3225, 99270), (3309, 96750), (3375, 94858), (3870, 82725), (5375, 59562), (5515, 58050), (5805, 55150), (6450, 49635), (6618, 48375), (6750, 47429), (9675, 33090), (9927, 32250), (10750, 29781), (11030, 29025), (11610, 27575), (16125, 19854), (16545, 19350)]