28231350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 85494528

約数和(自身を除く): 57263178

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 25, 30, 35, 42, 46, 49, 50, 69, 70, 75, 98, 105, 115, 138, 147, 150, 161, 167, 175, 210, 230, 245, 294, 322, 334, 345, 350, 483, 490, 501, 525, 575, 690, 735, 805, 835, 966, 1002, 1050, 1127, 1150, 1169, 1225, 1470, 1610, 1670, 1725, 2254, 2338, 2415, 2450, 2505, 3381, 3450, 3507, 3675, 3841, 4025, 4175, 4830, 5010, 5635, 5845, 6762, 7014, 7350, 7682, 8050, 8183, 8350, 11270, 11523, 11690, 12075, 12525, 16366, 16905, 17535, 19205, 23046, 24150, 24549, 25050, 26887, 28175, 29225, 33810, 35070, 38410, 40915, 49098, 53774, 56350, 57615, 58450, 80661, 81830, 84525, 87675, 96025, 115230, 122745, 134435, 161322, 169050, 175350, 188209, 192050, 204575, 245490, 268870, 288075, 376418, 403305, 409150, 564627, 576150, 613725, 672175, 806610, 941045, 1129254, 1227450, 1344350, 1882090, 2016525, 2823135, 4033050, 4705225, 5646270, 9410450, 14115675, 28231350]

約数ペア:

[(1, 28231350), (2, 14115675), (3, 9410450), (5, 5646270), (6, 4705225), (7, 4033050), (10, 2823135), (14, 2016525), (15, 1882090), (21, 1344350), (23, 1227450), (25, 1129254), (30, 941045), (35, 806610), (42, 672175), (46, 613725), (49, 576150), (50, 564627), (69, 409150), (70, 403305), (75, 376418), (98, 288075), (105, 268870), (115, 245490), (138, 204575), (147, 192050), (150, 188209), (161, 175350), (167, 169050), (175, 161322), (210, 134435), (230, 122745), (245, 115230), (294, 96025), (322, 87675), (334, 84525), (345, 81830), (350, 80661), (483, 58450), (490, 57615), (501, 56350), (525, 53774), (575, 49098), (690, 40915), (735, 38410), (805, 35070), (835, 33810), (966, 29225), (1002, 28175), (1050, 26887), (1127, 25050), (1150, 24549), (1169, 24150), (1225, 23046), (1470, 19205), (1610, 17535), (1670, 16905), (1725, 16366), (2254, 12525), (2338, 12075), (2415, 11690), (2450, 11523), (2505, 11270), (3381, 8350), (3450, 8183), (3507, 8050), (3675, 7682), (3841, 7350), (4025, 7014), (4175, 6762), (4830, 5845), (5010, 5635)]