387967500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:474

約数の個数: 180

約数和(自身を含む): 1257103848

約数和(自身を除く): 869136348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 43, 45, 50, 60, 75, 86, 90, 100, 125, 129, 150, 172, 180, 215, 225, 250, 258, 300, 375, 387, 401, 430, 450, 500, 516, 625, 645, 750, 774, 802, 860, 900, 1075, 1125, 1203, 1250, 1290, 1500, 1548, 1604, 1875, 1935, 2005, 2150, 2250, 2406, 2500, 2580, 3225, 3609, 3750, 3870, 4010, 4300, 4500, 4812, 5375, 5625, 6015, 6450, 7218, 7500, 7740, 8020, 9675, 10025, 10750, 11250, 12030, 12900, 14436, 16125, 17243, 18045, 19350, 20050, 21500, 22500, 24060, 26875, 30075, 32250, 34486, 36090, 38700, 40100, 48375, 50125, 51729, 53750, 60150, 64500, 68972, 72180, 80625, 86215, 90225, 96750, 100250, 103458, 107500, 120300, 150375, 155187, 161250, 172430, 180450, 193500, 200500, 206916, 241875, 250625, 258645, 300750, 310374, 322500, 344860, 360900, 431075, 451125, 483750, 501250, 517290, 601500, 620748, 751875, 775935, 862150, 902250, 967500, 1002500, 1034580, 1293225, 1503750, 1551870, 1724300, 1804500, 2155375, 2255625, 2586450, 3007500, 3103740, 3879675, 4310750, 4511250, 5172900, 6466125, 7759350, 8621500, 9022500, 10776875, 12932250, 15518700, 19398375, 21553750, 25864500, 32330625, 38796750, 43107500, 64661250, 77593500, 96991875, 129322500, 193983750, 387967500]

約数ペア:

[(1, 387967500), (2, 193983750), (3, 129322500), (4, 96991875), (5, 77593500), (6, 64661250), (9, 43107500), (10, 38796750), (12, 32330625), (15, 25864500), (18, 21553750), (20, 19398375), (25, 15518700), (30, 12932250), (36, 10776875), (43, 9022500), (45, 8621500), (50, 7759350), (60, 6466125), (75, 5172900), (86, 4511250), (90, 4310750), (100, 3879675), (125, 3103740), (129, 3007500), (150, 2586450), (172, 2255625), (180, 2155375), (215, 1804500), (225, 1724300), (250, 1551870), (258, 1503750), (300, 1293225), (375, 1034580), (387, 1002500), (401, 967500), (430, 902250), (450, 862150), (500, 775935), (516, 751875), (625, 620748), (645, 601500), (750, 517290), (774, 501250), (802, 483750), (860, 451125), (900, 431075), (1075, 360900), (1125, 344860), (1203, 322500), (1250, 310374), (1290, 300750), (1500, 258645), (1548, 250625), (1604, 241875), (1875, 206916), (1935, 200500), (2005, 193500), (2150, 180450), (2250, 172430), (2406, 161250), (2500, 155187), (2580, 150375), (3225, 120300), (3609, 107500), (3750, 103458), (3870, 100250), (4010, 96750), (4300, 90225), (4500, 86215), (4812, 80625), (5375, 72180), (5625, 68972), (6015, 64500), (6450, 60150), (7218, 53750), (7500, 51729), (7740, 50125), (8020, 48375), (9675, 40100), (10025, 38700), (10750, 36090), (11250, 34486), (12030, 32250), (12900, 30075), (14436, 26875), (16125, 24060), (17243, 22500), (18045, 21500), (19350, 20050)]