8427660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 25546752

約数和(自身を除く): 17119092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 197, 230, 276, 310, 345, 372, 394, 460, 465, 591, 620, 690, 713, 788, 930, 985, 1182, 1380, 1426, 1860, 1970, 2139, 2364, 2852, 2955, 3565, 3940, 4278, 4531, 5910, 6107, 7130, 8556, 9062, 10695, 11820, 12214, 13593, 14260, 18124, 18321, 21390, 22655, 24428, 27186, 30535, 36642, 42780, 45310, 54372, 61070, 67965, 73284, 90620, 91605, 122140, 135930, 140461, 183210, 271860, 280922, 366420, 421383, 561844, 702305, 842766, 1404610, 1685532, 2106915, 2809220, 4213830, 8427660]

約数ペア:

[(1, 8427660), (2, 4213830), (3, 2809220), (4, 2106915), (5, 1685532), (6, 1404610), (10, 842766), (12, 702305), (15, 561844), (20, 421383), (23, 366420), (30, 280922), (31, 271860), (46, 183210), (60, 140461), (62, 135930), (69, 122140), (92, 91605), (93, 90620), (115, 73284), (124, 67965), (138, 61070), (155, 54372), (186, 45310), (197, 42780), (230, 36642), (276, 30535), (310, 27186), (345, 24428), (372, 22655), (394, 21390), (460, 18321), (465, 18124), (591, 14260), (620, 13593), (690, 12214), (713, 11820), (788, 10695), (930, 9062), (985, 8556), (1182, 7130), (1380, 6107), (1426, 5910), (1860, 4531), (1970, 4278), (2139, 3940), (2364, 3565), (2852, 2955)]