515445840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7867}}^1$

素因数の和:7906

約数の個数: 240

約数和(自身を含む): 2130780288

約数和(自身を除く): 1615334448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 7867, 8190, 9360, 10920, 13104, 15734, 16380, 21840, 23601, 31468, 32760, 39335, 47202, 55069, 62936, 65520, 70803, 78670, 94404, 102271, 110138, 118005, 125872, 141606, 157340, 165207, 188808, 204542, 220276, 236010, 275345, 283212, 306813, 314680, 330414, 354015, 377616, 409084, 440552, 472020, 495621, 511355, 550690, 566424, 613626, 629360, 660828, 708030, 715897, 818168, 826035, 881104, 920439, 944040, 991242, 1022710, 1101380, 1132848, 1227252, 1321656, 1416060, 1431794, 1534065, 1636336, 1652070, 1840878, 1888080, 1982484, 2045420, 2147691, 2202760, 2454504, 2478105, 2643312, 2832120, 2863588, 3068130, 3304140, 3579485, 3681756, 3964968, 4090840, 4295382, 4405520, 4602195, 4909008, 4956210, 5664240, 5727176, 6136260, 6443073, 6608280, 7158970, 7363512, 7929936, 8181680, 8590764, 9204390, 9912420, 10738455, 11454352, 12272520, 12886146, 13216560, 14317940, 14727024, 17181528, 18408780, 19824840, 21476910, 24545040, 25772292, 28635880, 32215365, 34363056, 36817560, 39649680, 42953820, 51544584, 57271760, 64430730, 73635120, 85907640, 103089168, 128861460, 171815280, 257722920, 515445840]

約数ペア:

[(1, 515445840), (2, 257722920), (3, 171815280), (4, 128861460), (5, 103089168), (6, 85907640), (7, 73635120), (8, 64430730), (9, 57271760), (10, 51544584), (12, 42953820), (13, 39649680), (14, 36817560), (15, 34363056), (16, 32215365), (18, 28635880), (20, 25772292), (21, 24545040), (24, 21476910), (26, 19824840), (28, 18408780), (30, 17181528), (35, 14727024), (36, 14317940), (39, 13216560), (40, 12886146), (42, 12272520), (45, 11454352), (48, 10738455), (52, 9912420), (56, 9204390), (60, 8590764), (63, 8181680), (65, 7929936), (70, 7363512), (72, 7158970), (78, 6608280), (80, 6443073), (84, 6136260), (90, 5727176), (91, 5664240), (104, 4956210), (105, 4909008), (112, 4602195), (117, 4405520), (120, 4295382), (126, 4090840), (130, 3964968), (140, 3681756), (144, 3579485), (156, 3304140), (168, 3068130), (180, 2863588), (182, 2832120), (195, 2643312), (208, 2478105), (210, 2454504), (234, 2202760), (240, 2147691), (252, 2045420), (260, 1982484), (273, 1888080), (280, 1840878), (312, 1652070), (315, 1636336), (336, 1534065), (360, 1431794), (364, 1416060), (390, 1321656), (420, 1227252), (455, 1132848), (468, 1101380), (504, 1022710), (520, 991242), (546, 944040), (560, 920439), (585, 881104), (624, 826035), (630, 818168), (720, 715897), (728, 708030), (780, 660828), (819, 629360), (840, 613626), (910, 566424), (936, 550690), (1008, 511355), (1040, 495621), (1092, 472020), (1170, 440552), (1260, 409084), (1365, 377616), (1456, 354015), (1560, 330414), (1638, 314680), (1680, 306813), (1820, 283212), (1872, 275345), (2184, 236010), (2340, 220276), (2520, 204542), (2730, 188808), (3120, 165207), (3276, 157340), (3640, 141606), (4095, 125872), (4368, 118005), (4680, 110138), (5040, 102271), (5460, 94404), (6552, 78670), (7280, 70803), (7867, 65520), (8190, 62936), (9360, 55069), (10920, 47202), (13104, 39335), (15734, 32760), (16380, 31468), (21840, 23601)]