203789288

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{709}}^1$

素因数の和:826

約数の個数: 64

約数和(自身を含む): 422592000

約数和(自身を除く): 218802712

約数列:

[1, 2, 4, 8, 19, 31, 38, 61, 62, 76, 122, 124, 152, 244, 248, 488, 589, 709, 1159, 1178, 1418, 1891, 2318, 2356, 2836, 3782, 4636, 4712, 5672, 7564, 9272, 13471, 15128, 21979, 26942, 35929, 43249, 43958, 53884, 71858, 86498, 87916, 107768, 143716, 172996, 175832, 287432, 345992, 417601, 821731, 835202, 1340719, 1643462, 1670404, 2681438, 3286924, 3340808, 5362876, 6573848, 10725752, 25473661, 50947322, 101894644, 203789288]

約数ペア:

[(1, 203789288), (2, 101894644), (4, 50947322), (8, 25473661), (19, 10725752), (31, 6573848), (38, 5362876), (61, 3340808), (62, 3286924), (76, 2681438), (122, 1670404), (124, 1643462), (152, 1340719), (244, 835202), (248, 821731), (488, 417601), (589, 345992), (709, 287432), (1159, 175832), (1178, 172996), (1418, 143716), (1891, 107768), (2318, 87916), (2356, 86498), (2836, 71858), (3782, 53884), (4636, 43958), (4712, 43249), (5672, 35929), (7564, 26942), (9272, 21979), (13471, 15128)]