205655120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:333

約数の個数: 160

約数和(自身を含む): 564071040

約数和(自身を除く): 358415920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 59, 68, 80, 85, 88, 110, 118, 136, 170, 176, 187, 220, 233, 236, 272, 295, 340, 374, 440, 466, 472, 590, 649, 680, 748, 880, 932, 935, 944, 1003, 1165, 1180, 1298, 1360, 1496, 1864, 1870, 2006, 2330, 2360, 2563, 2596, 2992, 3245, 3728, 3740, 3961, 4012, 4660, 4720, 5015, 5126, 5192, 6490, 7480, 7922, 8024, 9320, 10030, 10252, 10384, 11033, 12815, 12980, 13747, 14960, 15844, 16048, 18640, 19805, 20060, 20504, 22066, 25630, 25960, 27494, 31688, 39610, 40120, 41008, 43571, 44132, 51260, 51920, 54988, 55165, 63376, 68735, 79220, 80240, 87142, 88264, 102520, 109976, 110330, 137470, 151217, 158440, 174284, 176528, 205040, 217855, 219952, 220660, 233699, 274940, 302434, 316880, 348568, 435710, 441320, 467398, 549880, 604868, 697136, 756085, 871420, 882640, 934796, 1099760, 1168495, 1209736, 1512170, 1742840, 1869592, 2336990, 2419472, 2570689, 3024340, 3485680, 3739184, 4673980, 5141378, 6048680, 9347960, 10282756, 12097360, 12853445, 18695920, 20565512, 25706890, 41131024, 51413780, 102827560, 205655120]

約数ペア:

[(1, 205655120), (2, 102827560), (4, 51413780), (5, 41131024), (8, 25706890), (10, 20565512), (11, 18695920), (16, 12853445), (17, 12097360), (20, 10282756), (22, 9347960), (34, 6048680), (40, 5141378), (44, 4673980), (55, 3739184), (59, 3485680), (68, 3024340), (80, 2570689), (85, 2419472), (88, 2336990), (110, 1869592), (118, 1742840), (136, 1512170), (170, 1209736), (176, 1168495), (187, 1099760), (220, 934796), (233, 882640), (236, 871420), (272, 756085), (295, 697136), (340, 604868), (374, 549880), (440, 467398), (466, 441320), (472, 435710), (590, 348568), (649, 316880), (680, 302434), (748, 274940), (880, 233699), (932, 220660), (935, 219952), (944, 217855), (1003, 205040), (1165, 176528), (1180, 174284), (1298, 158440), (1360, 151217), (1496, 137470), (1864, 110330), (1870, 109976), (2006, 102520), (2330, 88264), (2360, 87142), (2563, 80240), (2596, 79220), (2992, 68735), (3245, 63376), (3728, 55165), (3740, 54988), (3961, 51920), (4012, 51260), (4660, 44132), (4720, 43571), (5015, 41008), (5126, 40120), (5192, 39610), (6490, 31688), (7480, 27494), (7922, 25960), (8024, 25630), (9320, 22066), (10030, 20504), (10252, 20060), (10384, 19805), (11033, 18640), (12815, 16048), (12980, 15844), (13747, 14960)]