728417520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{739}}^1$

素因数の和:832

約数の個数: 180

約数和(自身を含む): 2517573240

約数和(自身を除く): 1789155720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 739, 740, 888, 1110, 1332, 1369, 1478, 1480, 1665, 1776, 2217, 2220, 2664, 2738, 2956, 2960, 3330, 3695, 4107, 4434, 4440, 5328, 5476, 5912, 6651, 6660, 6845, 7390, 8214, 8868, 8880, 10952, 11085, 11824, 12321, 13302, 13320, 13690, 14780, 16428, 17736, 20535, 21904, 22170, 24642, 26604, 26640, 27343, 27380, 29560, 32856, 33255, 35472, 41070, 44340, 49284, 53208, 54686, 54760, 59120, 61605, 65712, 66510, 82029, 82140, 88680, 98568, 106416, 109372, 109520, 123210, 133020, 136715, 164058, 164280, 177360, 197136, 218744, 246087, 246420, 266040, 273430, 328116, 328560, 410145, 437488, 492174, 492840, 532080, 546860, 656232, 820290, 984348, 985680, 1011691, 1093720, 1230435, 1312464, 1640580, 1968696, 2023382, 2187440, 2460870, 3035073, 3281160, 3937392, 4046764, 4921740, 5058455, 6070146, 6562320, 8093528, 9105219, 9843480, 10116910, 12140292, 15175365, 16187056, 18210438, 19686960, 20233820, 24280584, 30350730, 36420876, 40467640, 45526095, 48561168, 60701460, 72841752, 80935280, 91052190, 121402920, 145683504, 182104380, 242805840, 364208760, 728417520]

約数ペア:

[(1, 728417520), (2, 364208760), (3, 242805840), (4, 182104380), (5, 145683504), (6, 121402920), (8, 91052190), (9, 80935280), (10, 72841752), (12, 60701460), (15, 48561168), (16, 45526095), (18, 40467640), (20, 36420876), (24, 30350730), (30, 24280584), (36, 20233820), (37, 19686960), (40, 18210438), (45, 16187056), (48, 15175365), (60, 12140292), (72, 10116910), (74, 9843480), (80, 9105219), (90, 8093528), (111, 6562320), (120, 6070146), (144, 5058455), (148, 4921740), (180, 4046764), (185, 3937392), (222, 3281160), (240, 3035073), (296, 2460870), (333, 2187440), (360, 2023382), (370, 1968696), (444, 1640580), (555, 1312464), (592, 1230435), (666, 1093720), (720, 1011691), (739, 985680), (740, 984348), (888, 820290), (1110, 656232), (1332, 546860), (1369, 532080), (1478, 492840), (1480, 492174), (1665, 437488), (1776, 410145), (2217, 328560), (2220, 328116), (2664, 273430), (2738, 266040), (2956, 246420), (2960, 246087), (3330, 218744), (3695, 197136), (4107, 177360), (4434, 164280), (4440, 164058), (5328, 136715), (5476, 133020), (5912, 123210), (6651, 109520), (6660, 109372), (6845, 106416), (7390, 98568), (8214, 88680), (8868, 82140), (8880, 82029), (10952, 66510), (11085, 65712), (11824, 61605), (12321, 59120), (13302, 54760), (13320, 54686), (13690, 53208), (14780, 49284), (16428, 44340), (17736, 41070), (20535, 35472), (21904, 33255), (22170, 32856), (24642, 29560), (26604, 27380), (26640, 27343)]