688345980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 288

約数和(自身を含む): 2406329856

約数和(自身を除く): 1717983876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 53, 60, 68, 70, 84, 85, 102, 105, 106, 107, 119, 140, 159, 170, 204, 210, 212, 214, 238, 255, 265, 289, 318, 321, 340, 357, 371, 420, 428, 476, 510, 530, 535, 578, 595, 636, 642, 714, 742, 749, 795, 867, 901, 1020, 1060, 1070, 1113, 1156, 1190, 1284, 1428, 1445, 1484, 1498, 1590, 1605, 1734, 1785, 1802, 1819, 1855, 2023, 2140, 2226, 2247, 2380, 2703, 2890, 2996, 3180, 3210, 3468, 3570, 3604, 3638, 3710, 3745, 4046, 4335, 4452, 4494, 4505, 5406, 5457, 5565, 5671, 5780, 6069, 6307, 6420, 7140, 7276, 7420, 7490, 8092, 8670, 8988, 9010, 9095, 10115, 10812, 10914, 11130, 11235, 11342, 12138, 12614, 12733, 13515, 14980, 15317, 17013, 17340, 18020, 18190, 18921, 20230, 21828, 22260, 22470, 22684, 24276, 25228, 25466, 27030, 27285, 28355, 30345, 30634, 30923, 31535, 34026, 36380, 37842, 38199, 39697, 40460, 44940, 45951, 50932, 54060, 54570, 56710, 60690, 61268, 61846, 63070, 63665, 68052, 75684, 76398, 76585, 79394, 85065, 91902, 92769, 94605, 96407, 107219, 109140, 113420, 119091, 121380, 123692, 126140, 127330, 152796, 153170, 154615, 158788, 170130, 183804, 185538, 189210, 190995, 192814, 198485, 214438, 216461, 229755, 238182, 254660, 289221, 306340, 309230, 321657, 340260, 371076, 378420, 381990, 385628, 396970, 428876, 432922, 459510, 463845, 476364, 482035, 536095, 578442, 595455, 618460, 643314, 649383, 674849, 763980, 793940, 865844, 919020, 927690, 964070, 1072190, 1082305, 1156884, 1190910, 1286628, 1298766, 1349698, 1446105, 1608285, 1638919, 1855380, 1928140, 2024547, 2144380, 2164610, 2381820, 2597532, 2699396, 2892210, 3216570, 3246915, 3277838, 3374245, 4049094, 4329220, 4916757, 5784420, 6433140, 6493830, 6555676, 6748490, 8098188, 8194595, 9833514, 10122735, 11472433, 12987660, 13496980, 16389190, 19667028, 20245470, 22944866, 24583785, 32778380, 34417299, 40490940, 45889732, 49167570, 57362165, 68834598, 98335140, 114724330, 137669196, 172086495, 229448660, 344172990, 688345980]

約数ペア:

[(1, 688345980), (2, 344172990), (3, 229448660), (4, 172086495), (5, 137669196), (6, 114724330), (7, 98335140), (10, 68834598), (12, 57362165), (14, 49167570), (15, 45889732), (17, 40490940), (20, 34417299), (21, 32778380), (28, 24583785), (30, 22944866), (34, 20245470), (35, 19667028), (42, 16389190), (51, 13496980), (53, 12987660), (60, 11472433), (68, 10122735), (70, 9833514), (84, 8194595), (85, 8098188), (102, 6748490), (105, 6555676), (106, 6493830), (107, 6433140), (119, 5784420), (140, 4916757), (159, 4329220), (170, 4049094), (204, 3374245), (210, 3277838), (212, 3246915), (214, 3216570), (238, 2892210), (255, 2699396), (265, 2597532), (289, 2381820), (318, 2164610), (321, 2144380), (340, 2024547), (357, 1928140), (371, 1855380), (420, 1638919), (428, 1608285), (476, 1446105), (510, 1349698), (530, 1298766), (535, 1286628), (578, 1190910), (595, 1156884), (636, 1082305), (642, 1072190), (714, 964070), (742, 927690), (749, 919020), (795, 865844), (867, 793940), (901, 763980), (1020, 674849), (1060, 649383), (1070, 643314), (1113, 618460), (1156, 595455), (1190, 578442), (1284, 536095), (1428, 482035), (1445, 476364), (1484, 463845), (1498, 459510), (1590, 432922), (1605, 428876), (1734, 396970), (1785, 385628), (1802, 381990), (1819, 378420), (1855, 371076), (2023, 340260), (2140, 321657), (2226, 309230), (2247, 306340), (2380, 289221), (2703, 254660), (2890, 238182), (2996, 229755), (3180, 216461), (3210, 214438), (3468, 198485), (3570, 192814), (3604, 190995), (3638, 189210), (3710, 185538), (3745, 183804), (4046, 170130), (4335, 158788), (4452, 154615), (4494, 153170), (4505, 152796), (5406, 127330), (5457, 126140), (5565, 123692), (5671, 121380), (5780, 119091), (6069, 113420), (6307, 109140), (6420, 107219), (7140, 96407), (7276, 94605), (7420, 92769), (7490, 91902), (8092, 85065), (8670, 79394), (8988, 76585), (9010, 76398), (9095, 75684), (10115, 68052), (10812, 63665), (10914, 63070), (11130, 61846), (11235, 61268), (11342, 60690), (12138, 56710), (12614, 54570), (12733, 54060), (13515, 50932), (14980, 45951), (15317, 44940), (17013, 40460), (17340, 39697), (18020, 38199), (18190, 37842), (18921, 36380), (20230, 34026), (21828, 31535), (22260, 30923), (22470, 30634), (22684, 30345), (24276, 28355), (25228, 27285), (25466, 27030)]