261238068

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1451

約数の個数: 192

約数和(自身を含む): 878080000

約数和(自身を除く): 616841932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 27, 28, 36, 38, 39, 42, 52, 54, 57, 63, 76, 78, 84, 91, 108, 114, 117, 126, 133, 156, 171, 182, 189, 228, 234, 247, 252, 266, 273, 342, 351, 364, 378, 399, 468, 494, 513, 532, 546, 684, 702, 741, 756, 798, 819, 988, 1026, 1092, 1197, 1399, 1404, 1482, 1596, 1638, 1729, 2052, 2223, 2394, 2457, 2798, 2964, 3276, 3458, 3591, 4197, 4446, 4788, 4914, 5187, 5596, 6669, 6916, 7182, 8394, 8892, 9793, 9828, 10374, 12591, 13338, 14364, 15561, 16788, 18187, 19586, 20748, 25182, 26581, 26676, 29379, 31122, 36374, 37773, 39172, 46683, 50364, 53162, 54561, 58758, 62244, 72748, 75546, 79743, 88137, 93366, 106324, 109122, 117516, 127309, 151092, 159486, 163683, 176274, 186067, 186732, 218244, 239229, 254618, 264411, 318972, 327366, 345553, 352548, 372134, 381927, 478458, 491049, 509236, 528822, 558201, 654732, 691106, 717687, 744268, 763854, 956916, 982098, 1036659, 1057644, 1116402, 1145781, 1382212, 1435374, 1527708, 1674603, 1964196, 2073318, 2232804, 2291562, 2418871, 2870748, 3109977, 3349206, 3437343, 4146636, 4583124, 4837742, 5023809, 6219954, 6698412, 6874686, 7256613, 9329931, 9675484, 10047618, 12439908, 13749372, 14513226, 18659862, 20095236, 21769839, 29026452, 37319724, 43539678, 65309517, 87079356, 130619034, 261238068]

約数ペア:

[(1, 261238068), (2, 130619034), (3, 87079356), (4, 65309517), (6, 43539678), (7, 37319724), (9, 29026452), (12, 21769839), (13, 20095236), (14, 18659862), (18, 14513226), (19, 13749372), (21, 12439908), (26, 10047618), (27, 9675484), (28, 9329931), (36, 7256613), (38, 6874686), (39, 6698412), (42, 6219954), (52, 5023809), (54, 4837742), (57, 4583124), (63, 4146636), (76, 3437343), (78, 3349206), (84, 3109977), (91, 2870748), (108, 2418871), (114, 2291562), (117, 2232804), (126, 2073318), (133, 1964196), (156, 1674603), (171, 1527708), (182, 1435374), (189, 1382212), (228, 1145781), (234, 1116402), (247, 1057644), (252, 1036659), (266, 982098), (273, 956916), (342, 763854), (351, 744268), (364, 717687), (378, 691106), (399, 654732), (468, 558201), (494, 528822), (513, 509236), (532, 491049), (546, 478458), (684, 381927), (702, 372134), (741, 352548), (756, 345553), (798, 327366), (819, 318972), (988, 264411), (1026, 254618), (1092, 239229), (1197, 218244), (1399, 186732), (1404, 186067), (1482, 176274), (1596, 163683), (1638, 159486), (1729, 151092), (2052, 127309), (2223, 117516), (2394, 109122), (2457, 106324), (2798, 93366), (2964, 88137), (3276, 79743), (3458, 75546), (3591, 72748), (4197, 62244), (4446, 58758), (4788, 54561), (4914, 53162), (5187, 50364), (5596, 46683), (6669, 39172), (6916, 37773), (7182, 36374), (8394, 31122), (8892, 29379), (9793, 26676), (9828, 26581), (10374, 25182), (12591, 20748), (13338, 19586), (14364, 18187), (15561, 16788)]