1816565530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:356

約数の個数: 128

約数和(自身を含む): 3832012800

約数和(自身を除く): 2015447270

約数列:

[1, 2, 5, 10, 13, 23, 26, 43, 46, 65, 71, 86, 115, 130, 142, 199, 215, 230, 299, 355, 398, 430, 559, 598, 710, 923, 989, 995, 1118, 1495, 1633, 1846, 1978, 1990, 2587, 2795, 2990, 3053, 3266, 4577, 4615, 4945, 5174, 5590, 6106, 8165, 8557, 9154, 9230, 9890, 12857, 12935, 14129, 15265, 16330, 17114, 21229, 22885, 25714, 25870, 28258, 30530, 39689, 42458, 42785, 45770, 59501, 64285, 70219, 70645, 79378, 85570, 106145, 111241, 119002, 128570, 140438, 141290, 183677, 196811, 198445, 212290, 222482, 297505, 324967, 351095, 367354, 393622, 396890, 556205, 595010, 607547, 649934, 702190, 912847, 918385, 984055, 1112410, 1215094, 1624835, 1825694, 1836770, 1968110, 2558543, 3037735, 3249670, 4224571, 4564235, 5117086, 6075470, 7898111, 8449142, 9128470, 12792715, 13973581, 15796222, 21122855, 25585430, 27947162, 39490555, 42245710, 69867905, 78981110, 139735810, 181656553, 363313106, 908282765, 1816565530]

約数ペア:

[(1, 1816565530), (2, 908282765), (5, 363313106), (10, 181656553), (13, 139735810), (23, 78981110), (26, 69867905), (43, 42245710), (46, 39490555), (65, 27947162), (71, 25585430), (86, 21122855), (115, 15796222), (130, 13973581), (142, 12792715), (199, 9128470), (215, 8449142), (230, 7898111), (299, 6075470), (355, 5117086), (398, 4564235), (430, 4224571), (559, 3249670), (598, 3037735), (710, 2558543), (923, 1968110), (989, 1836770), (995, 1825694), (1118, 1624835), (1495, 1215094), (1633, 1112410), (1846, 984055), (1978, 918385), (1990, 912847), (2587, 702190), (2795, 649934), (2990, 607547), (3053, 595010), (3266, 556205), (4577, 396890), (4615, 393622), (4945, 367354), (5174, 351095), (5590, 324967), (6106, 297505), (8165, 222482), (8557, 212290), (9154, 198445), (9230, 196811), (9890, 183677), (12857, 141290), (12935, 140438), (14129, 128570), (15265, 119002), (16330, 111241), (17114, 106145), (21229, 85570), (22885, 79378), (25714, 70645), (25870, 70219), (28258, 64285), (30530, 59501), (39689, 45770), (42458, 42785)]