287863380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:279

約数の個数: 288

約数和(自身を含む): 1075576320

約数和(自身を除く): 787712940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 89, 90, 102, 105, 119, 126, 140, 151, 153, 170, 178, 180, 204, 210, 238, 252, 255, 267, 302, 306, 315, 340, 356, 357, 420, 445, 453, 476, 510, 534, 595, 604, 612, 623, 630, 714, 755, 765, 801, 890, 906, 1020, 1057, 1068, 1071, 1190, 1246, 1260, 1335, 1359, 1428, 1510, 1513, 1530, 1602, 1780, 1785, 1812, 1869, 2114, 2142, 2265, 2380, 2492, 2567, 2670, 2718, 3020, 3026, 3060, 3115, 3171, 3204, 3570, 3738, 4005, 4228, 4284, 4530, 4539, 5134, 5285, 5340, 5355, 5436, 5607, 6052, 6230, 6342, 6795, 7140, 7476, 7565, 7701, 8010, 9060, 9078, 9345, 9513, 10268, 10570, 10591, 10710, 11214, 12460, 12684, 12835, 13439, 13590, 13617, 15130, 15402, 15855, 16020, 17969, 18156, 18690, 19026, 21140, 21182, 21420, 22428, 22695, 23103, 25670, 26878, 27180, 27234, 28035, 30260, 30804, 31710, 31773, 35938, 37380, 38052, 38505, 40317, 42364, 45390, 46206, 47565, 51340, 52955, 53756, 53907, 54468, 56070, 63420, 63546, 67195, 68085, 71876, 77010, 80634, 89845, 90780, 92412, 94073, 95130, 95319, 105910, 107814, 112140, 115515, 120951, 127092, 134390, 136170, 154020, 158865, 161268, 161721, 179690, 188146, 190260, 190638, 201585, 211820, 215628, 228463, 231030, 241902, 268780, 269535, 272340, 282219, 317730, 323442, 359380, 376292, 381276, 403170, 456926, 462060, 470365, 476595, 483804, 539070, 564438, 604755, 635460, 646884, 685389, 806340, 808605, 846657, 913852, 940730, 953190, 1078140, 1128876, 1142315, 1209510, 1370778, 1411095, 1599241, 1617210, 1693314, 1881460, 1906380, 2056167, 2284630, 2419020, 2741556, 2822190, 3198482, 3234420, 3386628, 3426945, 4112334, 4233285, 4569260, 4797723, 5644380, 6396964, 6853890, 7996205, 8224668, 8466570, 9595446, 10280835, 13707780, 14393169, 15992410, 16933140, 19190892, 20561670, 23988615, 28786338, 31984820, 41123340, 47977230, 57572676, 71965845, 95954460, 143931690, 287863380]

約数ペア:

[(1, 287863380), (2, 143931690), (3, 95954460), (4, 71965845), (5, 57572676), (6, 47977230), (7, 41123340), (9, 31984820), (10, 28786338), (12, 23988615), (14, 20561670), (15, 19190892), (17, 16933140), (18, 15992410), (20, 14393169), (21, 13707780), (28, 10280835), (30, 9595446), (34, 8466570), (35, 8224668), (36, 7996205), (42, 6853890), (45, 6396964), (51, 5644380), (60, 4797723), (63, 4569260), (68, 4233285), (70, 4112334), (84, 3426945), (85, 3386628), (89, 3234420), (90, 3198482), (102, 2822190), (105, 2741556), (119, 2419020), (126, 2284630), (140, 2056167), (151, 1906380), (153, 1881460), (170, 1693314), (178, 1617210), (180, 1599241), (204, 1411095), (210, 1370778), (238, 1209510), (252, 1142315), (255, 1128876), (267, 1078140), (302, 953190), (306, 940730), (315, 913852), (340, 846657), (356, 808605), (357, 806340), (420, 685389), (445, 646884), (453, 635460), (476, 604755), (510, 564438), (534, 539070), (595, 483804), (604, 476595), (612, 470365), (623, 462060), (630, 456926), (714, 403170), (755, 381276), (765, 376292), (801, 359380), (890, 323442), (906, 317730), (1020, 282219), (1057, 272340), (1068, 269535), (1071, 268780), (1190, 241902), (1246, 231030), (1260, 228463), (1335, 215628), (1359, 211820), (1428, 201585), (1510, 190638), (1513, 190260), (1530, 188146), (1602, 179690), (1780, 161721), (1785, 161268), (1812, 158865), (1869, 154020), (2114, 136170), (2142, 134390), (2265, 127092), (2380, 120951), (2492, 115515), (2567, 112140), (2670, 107814), (2718, 105910), (3020, 95319), (3026, 95130), (3060, 94073), (3115, 92412), (3171, 90780), (3204, 89845), (3570, 80634), (3738, 77010), (4005, 71876), (4228, 68085), (4284, 67195), (4530, 63546), (4539, 63420), (5134, 56070), (5285, 54468), (5340, 53907), (5355, 53756), (5436, 52955), (5607, 51340), (6052, 47565), (6230, 46206), (6342, 45390), (6795, 42364), (7140, 40317), (7476, 38505), (7565, 38052), (7701, 37380), (8010, 35938), (9060, 31773), (9078, 31710), (9345, 30804), (9513, 30260), (10268, 28035), (10570, 27234), (10591, 27180), (10710, 26878), (11214, 25670), (12460, 23103), (12684, 22695), (12835, 22428), (13439, 21420), (13590, 21182), (13617, 21140), (15130, 19026), (15402, 18690), (15855, 18156), (16020, 17969)]