870697890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{941}}^1$

素因数の和:1129

約数の個数: 128

約数和(自身を含む): 2441664000

約数和(自身を除く): 1570966110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 149, 207, 230, 270, 298, 345, 414, 447, 621, 690, 745, 894, 941, 1035, 1242, 1341, 1490, 1882, 2070, 2235, 2682, 2823, 3105, 3427, 4023, 4470, 4705, 5646, 6210, 6705, 6854, 8046, 8469, 9410, 10281, 13410, 14115, 16938, 17135, 20115, 20562, 21643, 25407, 28230, 30843, 34270, 40230, 42345, 43286, 50814, 51405, 61686, 64929, 84690, 92529, 102810, 108215, 127035, 129858, 140209, 154215, 185058, 194787, 216430, 254070, 280418, 308430, 324645, 389574, 420627, 462645, 584361, 649290, 701045, 841254, 925290, 973935, 1168722, 1261881, 1402090, 1947870, 2103135, 2523762, 2921805, 3224807, 3785643, 4206270, 5843610, 6309405, 6449614, 7571286, 9674421, 12618810, 16124035, 18928215, 19348842, 29023263, 32248070, 37856430, 48372105, 58046526, 87069789, 96744210, 145116315, 174139578, 290232630, 435348945, 870697890]

約数ペア:

[(1, 870697890), (2, 435348945), (3, 290232630), (5, 174139578), (6, 145116315), (9, 96744210), (10, 87069789), (15, 58046526), (18, 48372105), (23, 37856430), (27, 32248070), (30, 29023263), (45, 19348842), (46, 18928215), (54, 16124035), (69, 12618810), (90, 9674421), (115, 7571286), (135, 6449614), (138, 6309405), (149, 5843610), (207, 4206270), (230, 3785643), (270, 3224807), (298, 2921805), (345, 2523762), (414, 2103135), (447, 1947870), (621, 1402090), (690, 1261881), (745, 1168722), (894, 973935), (941, 925290), (1035, 841254), (1242, 701045), (1341, 649290), (1490, 584361), (1882, 462645), (2070, 420627), (2235, 389574), (2682, 324645), (2823, 308430), (3105, 280418), (3427, 254070), (4023, 216430), (4470, 194787), (4705, 185058), (5646, 154215), (6210, 140209), (6705, 129858), (6854, 127035), (8046, 108215), (8469, 102810), (9410, 92529), (10281, 84690), (13410, 64929), (14115, 61686), (16938, 51405), (17135, 50814), (20115, 43286), (20562, 42345), (21643, 40230), (25407, 34270), (28230, 30843)]