678412680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:396

約数の個数: 256

約数和(自身を含む): 2339020800

約数和(自身を除く): 1660608120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 59, 60, 62, 66, 88, 93, 110, 118, 120, 124, 132, 155, 165, 177, 186, 220, 236, 248, 264, 281, 295, 310, 330, 341, 354, 372, 440, 465, 472, 562, 590, 620, 649, 660, 682, 708, 744, 843, 885, 930, 1023, 1124, 1180, 1240, 1298, 1320, 1364, 1405, 1416, 1686, 1705, 1770, 1829, 1860, 1947, 2046, 2248, 2360, 2596, 2728, 2810, 3091, 3245, 3372, 3410, 3540, 3658, 3720, 3894, 4092, 4215, 5115, 5192, 5487, 5620, 6182, 6490, 6744, 6820, 7080, 7316, 7788, 8184, 8430, 8711, 9145, 9273, 9735, 10230, 10974, 11240, 12364, 12980, 13640, 14632, 15455, 15576, 16579, 16860, 17422, 18290, 18546, 19470, 20119, 20460, 21948, 24728, 25960, 26133, 27435, 30910, 33158, 33720, 34844, 36580, 37092, 38940, 40238, 40920, 43555, 43896, 46365, 49737, 52266, 54870, 60357, 61820, 66316, 69688, 73160, 74184, 77880, 80476, 82895, 87110, 92730, 95821, 99474, 100595, 104532, 109740, 120714, 123640, 130665, 132632, 160952, 165790, 174220, 182369, 185460, 191642, 198948, 201190, 209064, 219480, 241428, 248685, 261330, 287463, 301785, 331580, 348440, 364738, 370920, 383284, 397896, 402380, 479105, 482856, 497370, 513949, 522660, 547107, 574926, 603570, 663160, 729476, 766568, 804760, 911845, 958210, 994740, 1027898, 1045320, 1094214, 1149852, 1207140, 1437315, 1458952, 1541847, 1823690, 1916420, 1989480, 2055796, 2188428, 2299704, 2414280, 2569745, 2735535, 2874630, 3083694, 3647380, 3832840, 4111592, 4376856, 5139490, 5471070, 5653439, 5749260, 6167388, 7294760, 7709235, 10278980, 10942140, 11306878, 11498520, 12334776, 15418470, 16960317, 20557960, 21884280, 22613756, 28267195, 30836940, 33920634, 45227512, 56534390, 61673880, 67841268, 84801585, 113068780, 135682536, 169603170, 226137560, 339206340, 678412680]

約数ペア:

[(1, 678412680), (2, 339206340), (3, 226137560), (4, 169603170), (5, 135682536), (6, 113068780), (8, 84801585), (10, 67841268), (11, 61673880), (12, 56534390), (15, 45227512), (20, 33920634), (22, 30836940), (24, 28267195), (30, 22613756), (31, 21884280), (33, 20557960), (40, 16960317), (44, 15418470), (55, 12334776), (59, 11498520), (60, 11306878), (62, 10942140), (66, 10278980), (88, 7709235), (93, 7294760), (110, 6167388), (118, 5749260), (120, 5653439), (124, 5471070), (132, 5139490), (155, 4376856), (165, 4111592), (177, 3832840), (186, 3647380), (220, 3083694), (236, 2874630), (248, 2735535), (264, 2569745), (281, 2414280), (295, 2299704), (310, 2188428), (330, 2055796), (341, 1989480), (354, 1916420), (372, 1823690), (440, 1541847), (465, 1458952), (472, 1437315), (562, 1207140), (590, 1149852), (620, 1094214), (649, 1045320), (660, 1027898), (682, 994740), (708, 958210), (744, 911845), (843, 804760), (885, 766568), (930, 729476), (1023, 663160), (1124, 603570), (1180, 574926), (1240, 547107), (1298, 522660), (1320, 513949), (1364, 497370), (1405, 482856), (1416, 479105), (1686, 402380), (1705, 397896), (1770, 383284), (1829, 370920), (1860, 364738), (1947, 348440), (2046, 331580), (2248, 301785), (2360, 287463), (2596, 261330), (2728, 248685), (2810, 241428), (3091, 219480), (3245, 209064), (3372, 201190), (3410, 198948), (3540, 191642), (3658, 185460), (3720, 182369), (3894, 174220), (4092, 165790), (4215, 160952), (5115, 132632), (5192, 130665), (5487, 123640), (5620, 120714), (6182, 109740), (6490, 104532), (6744, 100595), (6820, 99474), (7080, 95821), (7316, 92730), (7788, 87110), (8184, 82895), (8430, 80476), (8711, 77880), (9145, 74184), (9273, 73160), (9735, 69688), (10230, 66316), (10974, 61820), (11240, 60357), (12364, 54870), (12980, 52266), (13640, 49737), (14632, 46365), (15455, 43896), (15576, 43555), (16579, 40920), (16860, 40238), (17422, 38940), (18290, 37092), (18546, 36580), (19470, 34844), (20119, 33720), (20460, 33158), (21948, 30910), (24728, 27435), (25960, 26133)]