668209680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:366

約数の個数: 240

約数和(自身を含む): 2328708096

約数和(自身を除く): 1660498416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 113, 120, 129, 144, 172, 180, 191, 215, 226, 240, 258, 339, 344, 360, 382, 387, 430, 452, 516, 565, 573, 645, 678, 688, 720, 764, 774, 860, 904, 955, 1017, 1032, 1130, 1146, 1290, 1356, 1528, 1548, 1695, 1719, 1720, 1808, 1910, 1935, 2034, 2064, 2260, 2292, 2580, 2712, 2865, 3056, 3096, 3390, 3438, 3440, 3820, 3870, 4068, 4520, 4584, 4859, 5085, 5160, 5424, 5730, 6192, 6780, 6876, 7640, 7740, 8136, 8213, 8595, 9040, 9168, 9718, 10170, 10320, 11460, 13560, 13752, 14577, 15280, 15480, 16272, 16426, 17190, 19436, 20340, 21583, 22920, 24295, 24639, 27120, 27504, 29154, 30960, 32852, 34380, 38872, 40680, 41065, 43166, 43731, 45840, 48590, 49278, 58308, 64749, 65704, 68760, 72885, 73917, 77744, 81360, 82130, 86332, 87462, 97180, 98556, 107915, 116616, 123195, 129498, 131408, 137520, 145770, 147834, 164260, 172664, 174924, 194247, 194360, 197112, 215830, 218655, 233232, 246390, 258996, 291540, 295668, 323745, 328520, 345328, 349848, 369585, 388494, 388720, 394224, 431660, 437310, 492780, 517992, 583080, 591336, 647490, 657040, 699696, 739170, 776988, 863320, 874620, 928069, 971235, 985560, 1035984, 1166160, 1182672, 1294980, 1478340, 1553976, 1726640, 1749240, 1856138, 1942470, 1971120, 2589960, 2784207, 2956680, 3107952, 3498480, 3712276, 3884940, 4640345, 5179920, 5568414, 5913360, 7424552, 7769880, 8352621, 9280690, 11136828, 13921035, 14849104, 15539760, 16705242, 18561380, 22273656, 27842070, 33410484, 37122760, 41763105, 44547312, 55684140, 66820968, 74245520, 83526210, 111368280, 133641936, 167052420, 222736560, 334104840, 668209680]

約数ペア:

[(1, 668209680), (2, 334104840), (3, 222736560), (4, 167052420), (5, 133641936), (6, 111368280), (8, 83526210), (9, 74245520), (10, 66820968), (12, 55684140), (15, 44547312), (16, 41763105), (18, 37122760), (20, 33410484), (24, 27842070), (30, 22273656), (36, 18561380), (40, 16705242), (43, 15539760), (45, 14849104), (48, 13921035), (60, 11136828), (72, 9280690), (80, 8352621), (86, 7769880), (90, 7424552), (113, 5913360), (120, 5568414), (129, 5179920), (144, 4640345), (172, 3884940), (180, 3712276), (191, 3498480), (215, 3107952), (226, 2956680), (240, 2784207), (258, 2589960), (339, 1971120), (344, 1942470), (360, 1856138), (382, 1749240), (387, 1726640), (430, 1553976), (452, 1478340), (516, 1294980), (565, 1182672), (573, 1166160), (645, 1035984), (678, 985560), (688, 971235), (720, 928069), (764, 874620), (774, 863320), (860, 776988), (904, 739170), (955, 699696), (1017, 657040), (1032, 647490), (1130, 591336), (1146, 583080), (1290, 517992), (1356, 492780), (1528, 437310), (1548, 431660), (1695, 394224), (1719, 388720), (1720, 388494), (1808, 369585), (1910, 349848), (1935, 345328), (2034, 328520), (2064, 323745), (2260, 295668), (2292, 291540), (2580, 258996), (2712, 246390), (2865, 233232), (3056, 218655), (3096, 215830), (3390, 197112), (3438, 194360), (3440, 194247), (3820, 174924), (3870, 172664), (4068, 164260), (4520, 147834), (4584, 145770), (4859, 137520), (5085, 131408), (5160, 129498), (5424, 123195), (5730, 116616), (6192, 107915), (6780, 98556), (6876, 97180), (7640, 87462), (7740, 86332), (8136, 82130), (8213, 81360), (8595, 77744), (9040, 73917), (9168, 72885), (9718, 68760), (10170, 65704), (10320, 64749), (11460, 58308), (13560, 49278), (13752, 48590), (14577, 45840), (15280, 43731), (15480, 43166), (16272, 41065), (16426, 40680), (17190, 38872), (19436, 34380), (20340, 32852), (21583, 30960), (22920, 29154), (24295, 27504), (24639, 27120)]