222420565720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{9661}}^1$

素因数の和:10013

約数の個数: 128

約数和(自身を含む): 525921984000

約数和(自身を除く): 303501418280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 89, 116, 145, 178, 223, 232, 290, 356, 445, 446, 580, 712, 890, 892, 1115, 1160, 1780, 1784, 2230, 2581, 3560, 4460, 5162, 6467, 8920, 9661, 10324, 12905, 12934, 19322, 19847, 20648, 25810, 25868, 32335, 38644, 39694, 48305, 51620, 51736, 64670, 77288, 79388, 96610, 99235, 103240, 129340, 158776, 193220, 198470, 258680, 280169, 386440, 396940, 560338, 575563, 793880, 859829, 1120676, 1151126, 1400845, 1719658, 2154403, 2241352, 2302252, 2801690, 2877815, 3439316, 4299145, 4308806, 4604504, 5603380, 5755630, 6878632, 8598290, 8617612, 10772015, 11206760, 11511260, 17196580, 17235224, 21544030, 23022520, 24935041, 34393160, 43088060, 49870082, 62477687, 86176120, 99740164, 124675205, 124955374, 191741867, 199480328, 249350410, 249910748, 312388435, 383483734, 498700820, 499821496, 624776870, 766967468, 958709335, 997401640, 1249553740, 1533934936, 1917418670, 2499107480, 3834837340, 5560514143, 7669674680, 11121028286, 22242056572, 27802570715, 44484113144, 55605141430, 111210282860, 222420565720]

約数ペア:

[(1, 222420565720), (2, 111210282860), (4, 55605141430), (5, 44484113144), (8, 27802570715), (10, 22242056572), (20, 11121028286), (29, 7669674680), (40, 5560514143), (58, 3834837340), (89, 2499107480), (116, 1917418670), (145, 1533934936), (178, 1249553740), (223, 997401640), (232, 958709335), (290, 766967468), (356, 624776870), (445, 499821496), (446, 498700820), (580, 383483734), (712, 312388435), (890, 249910748), (892, 249350410), (1115, 199480328), (1160, 191741867), (1780, 124955374), (1784, 124675205), (2230, 99740164), (2581, 86176120), (3560, 62477687), (4460, 49870082), (5162, 43088060), (6467, 34393160), (8920, 24935041), (9661, 23022520), (10324, 21544030), (12905, 17235224), (12934, 17196580), (19322, 11511260), (19847, 11206760), (20648, 10772015), (25810, 8617612), (25868, 8598290), (32335, 6878632), (38644, 5755630), (39694, 5603380), (48305, 4604504), (51620, 4308806), (51736, 4299145), (64670, 3439316), (77288, 2877815), (79388, 2801690), (96610, 2302252), (99235, 2241352), (103240, 2154403), (129340, 1719658), (158776, 1400845), (193220, 1151126), (198470, 1120676), (258680, 859829), (280169, 793880), (386440, 575563), (396940, 560338)]