162535480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 406425600

約数和(自身を除く): 243890120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 41, 46, 62, 82, 92, 115, 124, 139, 155, 164, 184, 205, 230, 248, 278, 310, 328, 410, 460, 556, 620, 695, 713, 820, 920, 943, 1112, 1240, 1271, 1390, 1426, 1640, 1886, 2542, 2780, 2852, 3197, 3565, 3772, 4309, 4715, 5084, 5560, 5699, 5704, 6355, 6394, 7130, 7544, 8618, 9430, 10168, 11398, 12710, 12788, 14260, 15985, 17236, 18860, 21545, 22796, 25420, 25576, 28495, 28520, 29233, 31970, 34472, 37720, 43090, 45592, 50840, 56990, 58466, 63940, 86180, 99107, 113980, 116932, 127880, 131077, 146165, 172360, 176669, 198214, 227960, 233864, 262154, 292330, 353338, 396428, 495535, 524308, 584660, 655385, 706676, 792856, 883345, 991070, 1048616, 1169320, 1310770, 1413352, 1766690, 1982140, 2621540, 3533380, 3964280, 4063387, 5243080, 7066760, 8126774, 16253548, 20316935, 32507096, 40633870, 81267740, 162535480]

約数ペア:

[(1, 162535480), (2, 81267740), (4, 40633870), (5, 32507096), (8, 20316935), (10, 16253548), (20, 8126774), (23, 7066760), (31, 5243080), (40, 4063387), (41, 3964280), (46, 3533380), (62, 2621540), (82, 1982140), (92, 1766690), (115, 1413352), (124, 1310770), (139, 1169320), (155, 1048616), (164, 991070), (184, 883345), (205, 792856), (230, 706676), (248, 655385), (278, 584660), (310, 524308), (328, 495535), (410, 396428), (460, 353338), (556, 292330), (620, 262154), (695, 233864), (713, 227960), (820, 198214), (920, 176669), (943, 172360), (1112, 146165), (1240, 131077), (1271, 127880), (1390, 116932), (1426, 113980), (1640, 99107), (1886, 86180), (2542, 63940), (2780, 58466), (2852, 56990), (3197, 50840), (3565, 45592), (3772, 43090), (4309, 37720), (4715, 34472), (5084, 31970), (5560, 29233), (5699, 28520), (5704, 28495), (6355, 25576), (6394, 25420), (7130, 22796), (7544, 21545), (8618, 18860), (9430, 17236), (10168, 15985), (11398, 14260), (12710, 12788)]