28178430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:714

約数の個数: 96

約数和(自身を含む): 81505440

約数和(自身を除く): 53327010

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 49, 58, 70, 87, 98, 105, 145, 147, 174, 203, 210, 245, 290, 294, 406, 435, 490, 609, 661, 735, 870, 1015, 1218, 1322, 1421, 1470, 1983, 2030, 2842, 3045, 3305, 3966, 4263, 4627, 6090, 6610, 7105, 8526, 9254, 9915, 13881, 14210, 19169, 19830, 21315, 23135, 27762, 32389, 38338, 42630, 46270, 57507, 64778, 69405, 95845, 97167, 115014, 134183, 138810, 161945, 191690, 194334, 268366, 287535, 323890, 402549, 485835, 575070, 670915, 805098, 939281, 971670, 1341830, 1878562, 2012745, 2817843, 4025490, 4696405, 5635686, 9392810, 14089215, 28178430]

約数ペア:

[(1, 28178430), (2, 14089215), (3, 9392810), (5, 5635686), (6, 4696405), (7, 4025490), (10, 2817843), (14, 2012745), (15, 1878562), (21, 1341830), (29, 971670), (30, 939281), (35, 805098), (42, 670915), (49, 575070), (58, 485835), (70, 402549), (87, 323890), (98, 287535), (105, 268366), (145, 194334), (147, 191690), (174, 161945), (203, 138810), (210, 134183), (245, 115014), (290, 97167), (294, 95845), (406, 69405), (435, 64778), (490, 57507), (609, 46270), (661, 42630), (735, 38338), (870, 32389), (1015, 27762), (1218, 23135), (1322, 21315), (1421, 19830), (1470, 19169), (1983, 14210), (2030, 13881), (2842, 9915), (3045, 9254), (3305, 8526), (3966, 7105), (4263, 6610), (4627, 6090)]