18205200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 180

約数和(自身を含む): 68211780

約数和(自身を除く): 50006580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 100, 104, 117, 120, 130, 144, 150, 156, 180, 195, 200, 208, 225, 234, 240, 260, 300, 312, 325, 360, 389, 390, 400, 450, 468, 520, 585, 600, 624, 650, 720, 778, 780, 900, 936, 975, 1040, 1167, 1170, 1200, 1300, 1556, 1560, 1800, 1872, 1945, 1950, 2334, 2340, 2600, 2925, 3112, 3120, 3501, 3600, 3890, 3900, 4668, 4680, 5057, 5200, 5835, 5850, 6224, 7002, 7780, 7800, 9336, 9360, 9725, 10114, 11670, 11700, 14004, 15171, 15560, 15600, 17505, 18672, 19450, 20228, 23340, 23400, 25285, 28008, 29175, 30342, 31120, 35010, 38900, 40456, 45513, 46680, 46800, 50570, 56016, 58350, 60684, 70020, 75855, 77800, 80912, 87525, 91026, 93360, 101140, 116700, 121368, 126425, 140040, 151710, 155600, 175050, 182052, 202280, 227565, 233400, 242736, 252850, 280080, 303420, 350100, 364104, 379275, 404560, 455130, 466800, 505700, 606840, 700200, 728208, 758550, 910260, 1011400, 1137825, 1213680, 1400400, 1517100, 1820520, 2022800, 2275650, 3034200, 3641040, 4551300, 6068400, 9102600, 18205200]

約数ペア:

[(1, 18205200), (2, 9102600), (3, 6068400), (4, 4551300), (5, 3641040), (6, 3034200), (8, 2275650), (9, 2022800), (10, 1820520), (12, 1517100), (13, 1400400), (15, 1213680), (16, 1137825), (18, 1011400), (20, 910260), (24, 758550), (25, 728208), (26, 700200), (30, 606840), (36, 505700), (39, 466800), (40, 455130), (45, 404560), (48, 379275), (50, 364104), (52, 350100), (60, 303420), (65, 280080), (72, 252850), (75, 242736), (78, 233400), (80, 227565), (90, 202280), (100, 182052), (104, 175050), (117, 155600), (120, 151710), (130, 140040), (144, 126425), (150, 121368), (156, 116700), (180, 101140), (195, 93360), (200, 91026), (208, 87525), (225, 80912), (234, 77800), (240, 75855), (260, 70020), (300, 60684), (312, 58350), (325, 56016), (360, 50570), (389, 46800), (390, 46680), (400, 45513), (450, 40456), (468, 38900), (520, 35010), (585, 31120), (600, 30342), (624, 29175), (650, 28008), (720, 25285), (778, 23400), (780, 23340), (900, 20228), (936, 19450), (975, 18672), (1040, 17505), (1167, 15600), (1170, 15560), (1200, 15171), (1300, 14004), (1556, 11700), (1560, 11670), (1800, 10114), (1872, 9725), (1945, 9360), (1950, 9336), (2334, 7800), (2340, 7780), (2600, 7002), (2925, 6224), (3112, 5850), (3120, 5835), (3501, 5200), (3600, 5057), (3890, 4680), (3900, 4668)]