261753120

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1063}}^1$

素因数の和:1109

約数の個数: 240

約数和(自身を含む): 973304640

約数和(自身を除く): 711551520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1063, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 2052, 2126, 2160, 2280, 2565, 2592, 2736, 3040, 3078, 3189, 3240, 3420, 4104, 4252, 4320, 4560, 5130, 5315, 5472, 6156, 6378, 6480, 6840, 7695, 8208, 8504, 9120, 9567, 10260, 10630, 12312, 12756, 12960, 13680, 15390, 15945, 16416, 17008, 19134, 20197, 20520, 21260, 24624, 25512, 27360, 28701, 30780, 31890, 34016, 38268, 40394, 41040, 42520, 47835, 49248, 51024, 57402, 60591, 61560, 63780, 76536, 80788, 82080, 85040, 86103, 95670, 100985, 102048, 114804, 121182, 123120, 127560, 143505, 153072, 161576, 170080, 172206, 181773, 191340, 201970, 229608, 242364, 246240, 255120, 287010, 302955, 306144, 323152, 344412, 363546, 382680, 403940, 430515, 459216, 484728, 510240, 545319, 574020, 605910, 646304, 688824, 727092, 765360, 807880, 861030, 908865, 918432, 969456, 1090638, 1148040, 1211820, 1377648, 1454184, 1530720, 1615760, 1635957, 1722060, 1817730, 1938912, 2181276, 2296080, 2423640, 2726595, 2755296, 2908368, 3231520, 3271914, 3444120, 3635460, 4362552, 4592160, 4847280, 5453190, 5816736, 6543828, 6888240, 7270920, 8179785, 8725104, 9694560, 10906380, 13087656, 13776480, 14541840, 16359570, 17450208, 21812760, 26175312, 29083680, 32719140, 43625520, 52350624, 65438280, 87251040, 130876560, 261753120]

約数ペア:

[(1, 261753120), (2, 130876560), (3, 87251040), (4, 65438280), (5, 52350624), (6, 43625520), (8, 32719140), (9, 29083680), (10, 26175312), (12, 21812760), (15, 17450208), (16, 16359570), (18, 14541840), (19, 13776480), (20, 13087656), (24, 10906380), (27, 9694560), (30, 8725104), (32, 8179785), (36, 7270920), (38, 6888240), (40, 6543828), (45, 5816736), (48, 5453190), (54, 4847280), (57, 4592160), (60, 4362552), (72, 3635460), (76, 3444120), (80, 3271914), (81, 3231520), (90, 2908368), (95, 2755296), (96, 2726595), (108, 2423640), (114, 2296080), (120, 2181276), (135, 1938912), (144, 1817730), (152, 1722060), (160, 1635957), (162, 1615760), (171, 1530720), (180, 1454184), (190, 1377648), (216, 1211820), (228, 1148040), (240, 1090638), (270, 969456), (285, 918432), (288, 908865), (304, 861030), (324, 807880), (342, 765360), (360, 727092), (380, 688824), (405, 646304), (432, 605910), (456, 574020), (480, 545319), (513, 510240), (540, 484728), (570, 459216), (608, 430515), (648, 403940), (684, 382680), (720, 363546), (760, 344412), (810, 323152), (855, 306144), (864, 302955), (912, 287010), (1026, 255120), (1063, 246240), (1080, 242364), (1140, 229608), (1296, 201970), (1368, 191340), (1440, 181773), (1520, 172206), (1539, 170080), (1620, 161576), (1710, 153072), (1824, 143505), (2052, 127560), (2126, 123120), (2160, 121182), (2280, 114804), (2565, 102048), (2592, 100985), (2736, 95670), (3040, 86103), (3078, 85040), (3189, 82080), (3240, 80788), (3420, 76536), (4104, 63780), (4252, 61560), (4320, 60591), (4560, 57402), (5130, 51024), (5315, 49248), (5472, 47835), (6156, 42520), (6378, 41040), (6480, 40394), (6840, 38268), (7695, 34016), (8208, 31890), (8504, 30780), (9120, 28701), (9567, 27360), (10260, 25512), (10630, 24624), (12312, 21260), (12756, 20520), (12960, 20197), (13680, 19134), (15390, 17008), (15945, 16416)]