205090992

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:651

約数の個数: 120

約数和(自身を含む): 612237600

約数和(自身を除く): 407146608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 199, 204, 272, 306, 398, 408, 421, 597, 612, 796, 816, 842, 1194, 1224, 1263, 1592, 1684, 1791, 2388, 2448, 2526, 3184, 3368, 3383, 3582, 3789, 4776, 5052, 6736, 6766, 7157, 7164, 7578, 9552, 10104, 10149, 13532, 14314, 14328, 15156, 20208, 20298, 21471, 27064, 28628, 28656, 30312, 30447, 40596, 42942, 54128, 57256, 60624, 60894, 64413, 81192, 83779, 85884, 114512, 121788, 128826, 162384, 167558, 171768, 243576, 251337, 257652, 335116, 343536, 487152, 502674, 515304, 670232, 754011, 1005348, 1030608, 1340464, 1424243, 1508022, 2010696, 2848486, 3016044, 4021392, 4272729, 5696972, 6032088, 8545458, 11393944, 12064176, 12818187, 17090916, 22787888, 25636374, 34181832, 51272748, 68363664, 102545496, 205090992]

約数ペア:

[(1, 205090992), (2, 102545496), (3, 68363664), (4, 51272748), (6, 34181832), (8, 25636374), (9, 22787888), (12, 17090916), (16, 12818187), (17, 12064176), (18, 11393944), (24, 8545458), (34, 6032088), (36, 5696972), (48, 4272729), (51, 4021392), (68, 3016044), (72, 2848486), (102, 2010696), (136, 1508022), (144, 1424243), (153, 1340464), (199, 1030608), (204, 1005348), (272, 754011), (306, 670232), (398, 515304), (408, 502674), (421, 487152), (597, 343536), (612, 335116), (796, 257652), (816, 251337), (842, 243576), (1194, 171768), (1224, 167558), (1263, 162384), (1592, 128826), (1684, 121788), (1791, 114512), (2388, 85884), (2448, 83779), (2526, 81192), (3184, 64413), (3368, 60894), (3383, 60624), (3582, 57256), (3789, 54128), (4776, 42942), (5052, 40596), (6736, 30447), (6766, 30312), (7157, 28656), (7164, 28628), (7578, 27064), (9552, 21471), (10104, 20298), (10149, 20208), (13532, 15156), (14314, 14328)]