12218230880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{229}}^1\times {\mathrm{347}}^1$

素因数の和:653

約数の個数: 144

約数和(自身を含む): 30043334160

約数和(自身を除く): 17825103280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 229, 248, 310, 347, 458, 496, 620, 694, 916, 961, 992, 1145, 1240, 1388, 1735, 1832, 1922, 2290, 2480, 2776, 3470, 3664, 3844, 4580, 4805, 4960, 5552, 6940, 7099, 7328, 7688, 9160, 9610, 10757, 11104, 13880, 14198, 15376, 18320, 19220, 21514, 27760, 28396, 30752, 35495, 36640, 38440, 43028, 53785, 55520, 56792, 70990, 76880, 79463, 86056, 107570, 113584, 141980, 153760, 158926, 172112, 215140, 220069, 227168, 283960, 317852, 333467, 344224, 397315, 430280, 440138, 567920, 635704, 666934, 794630, 860560, 880276, 1100345, 1135840, 1271408, 1333868, 1589260, 1667335, 1721120, 1760552, 2200690, 2463353, 2542816, 2667736, 3178520, 3334670, 3521104, 4401380, 4926706, 5335472, 6357040, 6669340, 7042208, 8802760, 9853412, 10670944, 12316765, 12714080, 13338680, 17605520, 19706824, 24633530, 26677360, 35211040, 39413648, 49267060, 53354720, 76363943, 78827296, 98534120, 152727886, 197068240, 305455772, 381819715, 394136480, 610911544, 763639430, 1221823088, 1527278860, 2443646176, 3054557720, 6109115440, 12218230880]

約数ペア:

[(1, 12218230880), (2, 6109115440), (4, 3054557720), (5, 2443646176), (8, 1527278860), (10, 1221823088), (16, 763639430), (20, 610911544), (31, 394136480), (32, 381819715), (40, 305455772), (62, 197068240), (80, 152727886), (124, 98534120), (155, 78827296), (160, 76363943), (229, 53354720), (248, 49267060), (310, 39413648), (347, 35211040), (458, 26677360), (496, 24633530), (620, 19706824), (694, 17605520), (916, 13338680), (961, 12714080), (992, 12316765), (1145, 10670944), (1240, 9853412), (1388, 8802760), (1735, 7042208), (1832, 6669340), (1922, 6357040), (2290, 5335472), (2480, 4926706), (2776, 4401380), (3470, 3521104), (3664, 3334670), (3844, 3178520), (4580, 2667736), (4805, 2542816), (4960, 2463353), (5552, 2200690), (6940, 1760552), (7099, 1721120), (7328, 1667335), (7688, 1589260), (9160, 1333868), (9610, 1271408), (10757, 1135840), (11104, 1100345), (13880, 880276), (14198, 860560), (15376, 794630), (18320, 666934), (19220, 635704), (21514, 567920), (27760, 440138), (28396, 430280), (30752, 397315), (35495, 344224), (36640, 333467), (38440, 317852), (43028, 283960), (53785, 227168), (55520, 220069), (56792, 215140), (70990, 172112), (76880, 158926), (79463, 153760), (86056, 141980), (107570, 113584)]