255581760

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:621

約数の個数: 224

約数和(自身を含む): 941905152

約数和(自身を除く): 686323392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 73, 80, 84, 96, 105, 112, 120, 140, 146, 160, 168, 192, 210, 219, 224, 240, 280, 292, 320, 336, 365, 420, 438, 448, 480, 511, 521, 560, 584, 672, 730, 840, 876, 960, 1022, 1042, 1095, 1120, 1168, 1344, 1460, 1533, 1563, 1680, 1752, 2044, 2084, 2190, 2240, 2336, 2555, 2605, 2920, 3066, 3126, 3360, 3504, 3647, 4088, 4168, 4380, 4672, 5110, 5210, 5840, 6132, 6252, 6720, 7008, 7294, 7665, 7815, 8176, 8336, 8760, 10220, 10420, 10941, 11680, 12264, 12504, 14016, 14588, 15330, 15630, 16352, 16672, 17520, 18235, 20440, 20840, 21882, 23360, 24528, 25008, 29176, 30660, 31260, 32704, 33344, 35040, 36470, 38033, 40880, 41680, 43764, 49056, 50016, 54705, 58352, 61320, 62520, 70080, 72940, 76066, 81760, 83360, 87528, 98112, 100032, 109410, 114099, 116704, 122640, 125040, 145880, 152132, 163520, 166720, 175056, 190165, 218820, 228198, 233408, 245280, 250080, 266231, 291760, 304264, 350112, 380330, 437640, 456396, 490560, 500160, 532462, 570495, 583520, 608528, 700224, 760660, 798693, 875280, 912792, 1064924, 1140990, 1167040, 1217056, 1331155, 1521320, 1597386, 1750560, 1825584, 2129848, 2281980, 2434112, 2662310, 3042640, 3194772, 3501120, 3651168, 3993465, 4259696, 4563960, 5324620, 6085280, 6389544, 7302336, 7986930, 8519392, 9127920, 10649240, 12170560, 12779088, 15973860, 17038784, 18255840, 21298480, 25558176, 31947720, 36511680, 42596960, 51116352, 63895440, 85193920, 127790880, 255581760]

約数ペア:

[(1, 255581760), (2, 127790880), (3, 85193920), (4, 63895440), (5, 51116352), (6, 42596960), (7, 36511680), (8, 31947720), (10, 25558176), (12, 21298480), (14, 18255840), (15, 17038784), (16, 15973860), (20, 12779088), (21, 12170560), (24, 10649240), (28, 9127920), (30, 8519392), (32, 7986930), (35, 7302336), (40, 6389544), (42, 6085280), (48, 5324620), (56, 4563960), (60, 4259696), (64, 3993465), (70, 3651168), (73, 3501120), (80, 3194772), (84, 3042640), (96, 2662310), (105, 2434112), (112, 2281980), (120, 2129848), (140, 1825584), (146, 1750560), (160, 1597386), (168, 1521320), (192, 1331155), (210, 1217056), (219, 1167040), (224, 1140990), (240, 1064924), (280, 912792), (292, 875280), (320, 798693), (336, 760660), (365, 700224), (420, 608528), (438, 583520), (448, 570495), (480, 532462), (511, 500160), (521, 490560), (560, 456396), (584, 437640), (672, 380330), (730, 350112), (840, 304264), (876, 291760), (960, 266231), (1022, 250080), (1042, 245280), (1095, 233408), (1120, 228198), (1168, 218820), (1344, 190165), (1460, 175056), (1533, 166720), (1563, 163520), (1680, 152132), (1752, 145880), (2044, 125040), (2084, 122640), (2190, 116704), (2240, 114099), (2336, 109410), (2555, 100032), (2605, 98112), (2920, 87528), (3066, 83360), (3126, 81760), (3360, 76066), (3504, 72940), (3647, 70080), (4088, 62520), (4168, 61320), (4380, 58352), (4672, 54705), (5110, 50016), (5210, 49056), (5840, 43764), (6132, 41680), (6252, 40880), (6720, 38033), (7008, 36470), (7294, 35040), (7665, 33344), (7815, 32704), (8176, 31260), (8336, 30660), (8760, 29176), (10220, 25008), (10420, 24528), (10941, 23360), (11680, 21882), (12264, 20840), (12504, 20440), (14016, 18235), (14588, 17520), (15330, 16672), (15630, 16352)]