28753620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:549

約数の個数: 96

約数和(自身を含む): 92725248

約数和(自身を除く): 63971628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 223, 307, 420, 446, 614, 669, 892, 921, 1115, 1228, 1338, 1535, 1561, 1842, 2149, 2230, 2676, 3070, 3122, 3345, 3684, 4298, 4460, 4605, 4683, 6140, 6244, 6447, 6690, 7805, 8596, 9210, 9366, 10745, 12894, 13380, 15610, 18420, 18732, 21490, 23415, 25788, 31220, 32235, 42980, 46830, 64470, 68461, 93660, 128940, 136922, 205383, 273844, 342305, 410766, 479227, 684610, 821532, 958454, 1026915, 1369220, 1437681, 1916908, 2053830, 2396135, 2875362, 4107660, 4792270, 5750724, 7188405, 9584540, 14376810, 28753620]

約数ペア:

[(1, 28753620), (2, 14376810), (3, 9584540), (4, 7188405), (5, 5750724), (6, 4792270), (7, 4107660), (10, 2875362), (12, 2396135), (14, 2053830), (15, 1916908), (20, 1437681), (21, 1369220), (28, 1026915), (30, 958454), (35, 821532), (42, 684610), (60, 479227), (70, 410766), (84, 342305), (105, 273844), (140, 205383), (210, 136922), (223, 128940), (307, 93660), (420, 68461), (446, 64470), (614, 46830), (669, 42980), (892, 32235), (921, 31220), (1115, 25788), (1228, 23415), (1338, 21490), (1535, 18732), (1561, 18420), (1842, 15610), (2149, 13380), (2230, 12894), (2676, 10745), (3070, 9366), (3122, 9210), (3345, 8596), (3684, 7805), (4298, 6690), (4460, 6447), (4605, 6244), (4683, 6140)]