221783940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2551}}^1$

素因数の和:2599

約数の個数: 192

約数和(自身を含む): 823173120

約数和(自身を除く): 601389180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 54, 60, 63, 69, 70, 84, 90, 92, 105, 108, 115, 126, 135, 138, 140, 161, 180, 189, 207, 210, 230, 252, 270, 276, 315, 322, 345, 378, 414, 420, 460, 483, 540, 621, 630, 644, 690, 756, 805, 828, 945, 966, 1035, 1242, 1260, 1380, 1449, 1610, 1890, 1932, 2070, 2415, 2484, 2551, 2898, 3105, 3220, 3780, 4140, 4347, 4830, 5102, 5796, 6210, 7245, 7653, 8694, 9660, 10204, 12420, 12755, 14490, 15306, 17388, 17857, 21735, 22959, 25510, 28980, 30612, 35714, 38265, 43470, 45918, 51020, 53571, 58673, 68877, 71428, 76530, 86940, 89285, 91836, 107142, 114795, 117346, 137754, 153060, 160713, 176019, 178570, 214284, 229590, 234692, 267855, 275508, 293365, 321426, 344385, 352038, 357140, 410711, 459180, 482139, 528057, 535710, 586730, 642852, 688770, 704076, 803565, 821422, 880095, 964278, 1056114, 1071420, 1173460, 1232133, 1377540, 1584171, 1607130, 1642844, 1760190, 1928556, 2053555, 2112228, 2410695, 2464266, 2640285, 3168342, 3214260, 3520380, 3696399, 4107110, 4821390, 4928532, 5280570, 6160665, 6336684, 7392798, 7920855, 8214220, 9642780, 10561140, 11089197, 12321330, 14785596, 15841710, 18481995, 22178394, 24642660, 31683420, 36963990, 44356788, 55445985, 73927980, 110891970, 221783940]

約数ペア:

[(1, 221783940), (2, 110891970), (3, 73927980), (4, 55445985), (5, 44356788), (6, 36963990), (7, 31683420), (9, 24642660), (10, 22178394), (12, 18481995), (14, 15841710), (15, 14785596), (18, 12321330), (20, 11089197), (21, 10561140), (23, 9642780), (27, 8214220), (28, 7920855), (30, 7392798), (35, 6336684), (36, 6160665), (42, 5280570), (45, 4928532), (46, 4821390), (54, 4107110), (60, 3696399), (63, 3520380), (69, 3214260), (70, 3168342), (84, 2640285), (90, 2464266), (92, 2410695), (105, 2112228), (108, 2053555), (115, 1928556), (126, 1760190), (135, 1642844), (138, 1607130), (140, 1584171), (161, 1377540), (180, 1232133), (189, 1173460), (207, 1071420), (210, 1056114), (230, 964278), (252, 880095), (270, 821422), (276, 803565), (315, 704076), (322, 688770), (345, 642852), (378, 586730), (414, 535710), (420, 528057), (460, 482139), (483, 459180), (540, 410711), (621, 357140), (630, 352038), (644, 344385), (690, 321426), (756, 293365), (805, 275508), (828, 267855), (945, 234692), (966, 229590), (1035, 214284), (1242, 178570), (1260, 176019), (1380, 160713), (1449, 153060), (1610, 137754), (1890, 117346), (1932, 114795), (2070, 107142), (2415, 91836), (2484, 89285), (2551, 86940), (2898, 76530), (3105, 71428), (3220, 68877), (3780, 58673), (4140, 53571), (4347, 51020), (4830, 45918), (5102, 43470), (5796, 38265), (6210, 35714), (7245, 30612), (7653, 28980), (8694, 25510), (9660, 22959), (10204, 21735), (12420, 17857), (12755, 17388), (14490, 15306)]