490998480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:274

約数の個数: 320

約数和(自身を含む): 1847881728

約数和(自身を除く): 1356883248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 97, 105, 112, 115, 120, 131, 138, 140, 161, 168, 184, 194, 210, 230, 240, 262, 276, 280, 291, 322, 336, 345, 368, 388, 393, 420, 460, 483, 485, 524, 552, 560, 582, 644, 655, 679, 690, 776, 786, 805, 840, 917, 920, 966, 970, 1048, 1104, 1164, 1288, 1310, 1358, 1380, 1455, 1552, 1572, 1610, 1680, 1834, 1840, 1932, 1940, 1965, 2037, 2096, 2231, 2328, 2415, 2576, 2620, 2716, 2751, 2760, 2910, 3013, 3144, 3220, 3395, 3668, 3864, 3880, 3930, 4074, 4462, 4585, 4656, 4830, 5240, 5432, 5502, 5520, 5820, 6026, 6288, 6440, 6693, 6790, 7336, 7728, 7760, 7860, 8148, 8924, 9039, 9170, 9660, 10185, 10480, 10864, 11004, 11155, 11640, 12052, 12707, 12880, 13386, 13580, 13755, 14672, 15065, 15617, 15720, 16296, 17848, 18078, 18340, 19320, 20370, 21091, 22008, 22310, 23280, 24104, 25414, 26772, 27160, 27510, 30130, 31234, 31440, 32592, 33465, 35696, 36156, 36680, 38121, 38640, 40740, 42182, 44016, 44620, 45195, 46851, 48208, 50828, 53544, 54320, 55020, 60260, 62468, 63273, 63535, 66930, 72312, 73360, 76242, 78085, 81480, 84364, 88949, 89240, 90390, 93702, 101656, 105455, 107088, 110040, 120520, 124936, 126546, 127070, 133860, 144624, 152484, 156170, 162960, 168728, 177898, 178480, 180780, 187404, 190605, 203312, 210910, 220080, 234255, 241040, 249872, 253092, 254140, 266847, 267720, 292261, 304968, 312340, 316365, 337456, 355796, 361560, 374808, 381210, 421820, 444745, 468510, 506184, 508280, 533694, 535440, 584522, 609936, 624680, 632730, 711592, 723120, 749616, 762420, 843640, 876783, 889490, 937020, 1012368, 1016560, 1067388, 1169044, 1249360, 1265460, 1334235, 1423184, 1461305, 1524840, 1687280, 1753566, 1778980, 1874040, 2045827, 2134776, 2338088, 2530920, 2668470, 2922610, 3049680, 3507132, 3557960, 3748080, 4091654, 4269552, 4383915, 4676176, 5061840, 5336940, 5845220, 6137481, 7014264, 7115920, 8183308, 8767830, 10229135, 10673880, 11690440, 12274962, 14028528, 16366616, 17535660, 20458270, 21347760, 23380880, 24549924, 30687405, 32733232, 35071320, 40916540, 49099848, 61374810, 70142640, 81833080, 98199696, 122749620, 163666160, 245499240, 490998480]

約数ペア:

[(1, 490998480), (2, 245499240), (3, 163666160), (4, 122749620), (5, 98199696), (6, 81833080), (7, 70142640), (8, 61374810), (10, 49099848), (12, 40916540), (14, 35071320), (15, 32733232), (16, 30687405), (20, 24549924), (21, 23380880), (23, 21347760), (24, 20458270), (28, 17535660), (30, 16366616), (35, 14028528), (40, 12274962), (42, 11690440), (46, 10673880), (48, 10229135), (56, 8767830), (60, 8183308), (69, 7115920), (70, 7014264), (80, 6137481), (84, 5845220), (92, 5336940), (97, 5061840), (105, 4676176), (112, 4383915), (115, 4269552), (120, 4091654), (131, 3748080), (138, 3557960), (140, 3507132), (161, 3049680), (168, 2922610), (184, 2668470), (194, 2530920), (210, 2338088), (230, 2134776), (240, 2045827), (262, 1874040), (276, 1778980), (280, 1753566), (291, 1687280), (322, 1524840), (336, 1461305), (345, 1423184), (368, 1334235), (388, 1265460), (393, 1249360), (420, 1169044), (460, 1067388), (483, 1016560), (485, 1012368), (524, 937020), (552, 889490), (560, 876783), (582, 843640), (644, 762420), (655, 749616), (679, 723120), (690, 711592), (776, 632730), (786, 624680), (805, 609936), (840, 584522), (917, 535440), (920, 533694), (966, 508280), (970, 506184), (1048, 468510), (1104, 444745), (1164, 421820), (1288, 381210), (1310, 374808), (1358, 361560), (1380, 355796), (1455, 337456), (1552, 316365), (1572, 312340), (1610, 304968), (1680, 292261), (1834, 267720), (1840, 266847), (1932, 254140), (1940, 253092), (1965, 249872), (2037, 241040), (2096, 234255), (2231, 220080), (2328, 210910), (2415, 203312), (2576, 190605), (2620, 187404), (2716, 180780), (2751, 178480), (2760, 177898), (2910, 168728), (3013, 162960), (3144, 156170), (3220, 152484), (3395, 144624), (3668, 133860), (3864, 127070), (3880, 126546), (3930, 124936), (4074, 120520), (4462, 110040), (4585, 107088), (4656, 105455), (4830, 101656), (5240, 93702), (5432, 90390), (5502, 89240), (5520, 88949), (5820, 84364), (6026, 81480), (6288, 78085), (6440, 76242), (6693, 73360), (6790, 72312), (7336, 66930), (7728, 63535), (7760, 63273), (7860, 62468), (8148, 60260), (8924, 55020), (9039, 54320), (9170, 53544), (9660, 50828), (10185, 48208), (10480, 46851), (10864, 45195), (11004, 44620), (11155, 44016), (11640, 42182), (12052, 40740), (12707, 38640), (12880, 38121), (13386, 36680), (13580, 36156), (13755, 35696), (14672, 33465), (15065, 32592), (15617, 31440), (15720, 31234), (16296, 30130), (17848, 27510), (18078, 27160), (18340, 26772), (19320, 25414), (20370, 24104), (21091, 23280), (22008, 22310)]