1918969360

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:462

約数の個数: 240

約数和(自身を含む): 5715919872

約数和(自身を除く): 3796950512

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 191, 196, 220, 233, 245, 280, 308, 382, 385, 392, 440, 466, 490, 539, 560, 616, 764, 770, 784, 880, 932, 955, 980, 1078, 1165, 1232, 1337, 1528, 1540, 1631, 1864, 1910, 1960, 2101, 2156, 2330, 2563, 2674, 2695, 3056, 3080, 3262, 3728, 3820, 3920, 4202, 4312, 4660, 5126, 5348, 5390, 6160, 6524, 6685, 7640, 8155, 8404, 8624, 9320, 9359, 10252, 10505, 10696, 10780, 11417, 12815, 13048, 13370, 14707, 15280, 16310, 16808, 17941, 18640, 18718, 20504, 21010, 21392, 21560, 22834, 25630, 26096, 26740, 29414, 32620, 33616, 35882, 37436, 41008, 42020, 43120, 44503, 45668, 46795, 51260, 53480, 57085, 58828, 65240, 71764, 73535, 74872, 84040, 89006, 89705, 91336, 93590, 102520, 102949, 106960, 114170, 117656, 125587, 130480, 143528, 147070, 149744, 168080, 178012, 179410, 182672, 187180, 205040, 205898, 222515, 228340, 235312, 251174, 287056, 294140, 311521, 356024, 358820, 374360, 411796, 445030, 456680, 489533, 502348, 514745, 588280, 623042, 627935, 712048, 717640, 748720, 823592, 890060, 913360, 979066, 1004696, 1029490, 1176560, 1246084, 1255870, 1435280, 1557605, 1647184, 1780120, 1958132, 2009392, 2058980, 2180647, 2447665, 2492168, 2511740, 3115210, 3426731, 3560240, 3916264, 4117960, 4361294, 4895330, 4984336, 5023480, 6230420, 6853462, 7832528, 8235920, 8722588, 9790660, 10046960, 10903235, 12460840, 13706924, 17133655, 17445176, 19581320, 21806470, 23987117, 24921680, 27413848, 34267310, 34890352, 39162640, 43612940, 47974234, 54827696, 68534620, 87225880, 95948468, 119935585, 137069240, 174451760, 191896936, 239871170, 274138480, 383793872, 479742340, 959484680, 1918969360]

約数ペア:

[(1, 1918969360), (2, 959484680), (4, 479742340), (5, 383793872), (7, 274138480), (8, 239871170), (10, 191896936), (11, 174451760), (14, 137069240), (16, 119935585), (20, 95948468), (22, 87225880), (28, 68534620), (35, 54827696), (40, 47974234), (44, 43612940), (49, 39162640), (55, 34890352), (56, 34267310), (70, 27413848), (77, 24921680), (80, 23987117), (88, 21806470), (98, 19581320), (110, 17445176), (112, 17133655), (140, 13706924), (154, 12460840), (176, 10903235), (191, 10046960), (196, 9790660), (220, 8722588), (233, 8235920), (245, 7832528), (280, 6853462), (308, 6230420), (382, 5023480), (385, 4984336), (392, 4895330), (440, 4361294), (466, 4117960), (490, 3916264), (539, 3560240), (560, 3426731), (616, 3115210), (764, 2511740), (770, 2492168), (784, 2447665), (880, 2180647), (932, 2058980), (955, 2009392), (980, 1958132), (1078, 1780120), (1165, 1647184), (1232, 1557605), (1337, 1435280), (1528, 1255870), (1540, 1246084), (1631, 1176560), (1864, 1029490), (1910, 1004696), (1960, 979066), (2101, 913360), (2156, 890060), (2330, 823592), (2563, 748720), (2674, 717640), (2695, 712048), (3056, 627935), (3080, 623042), (3262, 588280), (3728, 514745), (3820, 502348), (3920, 489533), (4202, 456680), (4312, 445030), (4660, 411796), (5126, 374360), (5348, 358820), (5390, 356024), (6160, 311521), (6524, 294140), (6685, 287056), (7640, 251174), (8155, 235312), (8404, 228340), (8624, 222515), (9320, 205898), (9359, 205040), (10252, 187180), (10505, 182672), (10696, 179410), (10780, 178012), (11417, 168080), (12815, 149744), (13048, 147070), (13370, 143528), (14707, 130480), (15280, 125587), (16310, 117656), (16808, 114170), (17941, 106960), (18640, 102949), (18718, 102520), (20504, 93590), (21010, 91336), (21392, 89705), (21560, 89006), (22834, 84040), (25630, 74872), (26096, 73535), (26740, 71764), (29414, 65240), (32620, 58828), (33616, 57085), (35882, 53480), (37436, 51260), (41008, 46795), (42020, 45668), (43120, 44503)]