1256961810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4409}}^1$

素因数の和:4492

約数の個数: 128

約数和(自身を含む): 3520661760

約数和(自身を除く): 2263699950

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 43, 51, 65, 78, 85, 86, 102, 129, 130, 170, 195, 215, 221, 255, 258, 390, 430, 442, 510, 559, 645, 663, 731, 1105, 1118, 1290, 1326, 1462, 1677, 2193, 2210, 2795, 3315, 3354, 3655, 4386, 4409, 5590, 6630, 7310, 8385, 8818, 9503, 10965, 13227, 16770, 19006, 21930, 22045, 26454, 28509, 44090, 47515, 57018, 57317, 66135, 74953, 95030, 114634, 132270, 142545, 149906, 171951, 189587, 224859, 285090, 286585, 343902, 374765, 379174, 449718, 568761, 573170, 749530, 859755, 947935, 974389, 1124295, 1137522, 1719510, 1895870, 1948778, 2248590, 2464631, 2843805, 2923167, 3222979, 4871945, 4929262, 5687610, 5846334, 6445958, 7393893, 9668937, 9743890, 12323155, 14615835, 14787786, 16114895, 19337874, 24646310, 29231670, 32229790, 36969465, 41898727, 48344685, 73938930, 83797454, 96689370, 125696181, 209493635, 251392362, 418987270, 628480905, 1256961810]

約数ペア:

[(1, 1256961810), (2, 628480905), (3, 418987270), (5, 251392362), (6, 209493635), (10, 125696181), (13, 96689370), (15, 83797454), (17, 73938930), (26, 48344685), (30, 41898727), (34, 36969465), (39, 32229790), (43, 29231670), (51, 24646310), (65, 19337874), (78, 16114895), (85, 14787786), (86, 14615835), (102, 12323155), (129, 9743890), (130, 9668937), (170, 7393893), (195, 6445958), (215, 5846334), (221, 5687610), (255, 4929262), (258, 4871945), (390, 3222979), (430, 2923167), (442, 2843805), (510, 2464631), (559, 2248590), (645, 1948778), (663, 1895870), (731, 1719510), (1105, 1137522), (1118, 1124295), (1290, 974389), (1326, 947935), (1462, 859755), (1677, 749530), (2193, 573170), (2210, 568761), (2795, 449718), (3315, 379174), (3354, 374765), (3655, 343902), (4386, 286585), (4409, 285090), (5590, 224859), (6630, 189587), (7310, 171951), (8385, 149906), (8818, 142545), (9503, 132270), (10965, 114634), (13227, 95030), (16770, 74953), (19006, 66135), (21930, 57317), (22045, 57018), (26454, 47515), (28509, 44090)]