12821802490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{3221}}^1$

素因数の和:3368

約数の個数: 128

約数和(自身を含む): 28840250880

約数和(自身を除く): 16018448390

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 41, 70, 73, 82, 95, 133, 146, 190, 205, 266, 287, 365, 410, 511, 574, 665, 730, 779, 1022, 1330, 1387, 1435, 1558, 2555, 2774, 2870, 2993, 3221, 3895, 5110, 5453, 5986, 6442, 6935, 7790, 9709, 10906, 13870, 14965, 16105, 19418, 20951, 22547, 27265, 29930, 32210, 41902, 45094, 48545, 54530, 56867, 61199, 97090, 104755, 112735, 113734, 122398, 132061, 209510, 225470, 235133, 264122, 284335, 305995, 398069, 428393, 470266, 568670, 611990, 660305, 796138, 856786, 924427, 1175665, 1320610, 1645931, 1848854, 1990345, 2141965, 2351330, 2509159, 3291862, 3980690, 4283930, 4467527, 4622135, 5018318, 8229655, 8935054, 9244270, 9640453, 12545795, 16459310, 17564113, 19280906, 22337635, 25091590, 31272689, 35128226, 44675270, 48202265, 62545378, 67483171, 87820565, 96404530, 134966342, 156363445, 175641130, 183168607, 312726890, 337415855, 366337214, 674831710, 915843035, 1282180249, 1831686070, 2564360498, 6410901245, 12821802490]

約数ペア:

[(1, 12821802490), (2, 6410901245), (5, 2564360498), (7, 1831686070), (10, 1282180249), (14, 915843035), (19, 674831710), (35, 366337214), (38, 337415855), (41, 312726890), (70, 183168607), (73, 175641130), (82, 156363445), (95, 134966342), (133, 96404530), (146, 87820565), (190, 67483171), (205, 62545378), (266, 48202265), (287, 44675270), (365, 35128226), (410, 31272689), (511, 25091590), (574, 22337635), (665, 19280906), (730, 17564113), (779, 16459310), (1022, 12545795), (1330, 9640453), (1387, 9244270), (1435, 8935054), (1558, 8229655), (2555, 5018318), (2774, 4622135), (2870, 4467527), (2993, 4283930), (3221, 3980690), (3895, 3291862), (5110, 2509159), (5453, 2351330), (5986, 2141965), (6442, 1990345), (6935, 1848854), (7790, 1645931), (9709, 1320610), (10906, 1175665), (13870, 924427), (14965, 856786), (16105, 796138), (19418, 660305), (20951, 611990), (22547, 568670), (27265, 470266), (29930, 428393), (32210, 398069), (41902, 305995), (45094, 284335), (48545, 264122), (54530, 235133), (56867, 225470), (61199, 209510), (97090, 132061), (104755, 122398), (112735, 113734)]