71841120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:457

約数の個数: 192

約数和(自身を含む): 252745920

約数和(自身を除く): 180904800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 32, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 96, 104, 116, 120, 130, 145, 156, 160, 174, 195, 208, 232, 240, 260, 290, 312, 348, 377, 390, 397, 416, 435, 464, 480, 520, 580, 624, 696, 754, 780, 794, 870, 928, 1040, 1131, 1160, 1191, 1248, 1392, 1508, 1560, 1588, 1740, 1885, 1985, 2080, 2262, 2320, 2382, 2784, 3016, 3120, 3176, 3480, 3770, 3970, 4524, 4640, 4764, 5161, 5655, 5955, 6032, 6240, 6352, 6960, 7540, 7940, 9048, 9528, 10322, 11310, 11513, 11910, 12064, 12704, 13920, 15080, 15483, 15880, 18096, 19056, 20644, 22620, 23026, 23820, 25805, 30160, 30966, 31760, 34539, 36192, 38112, 41288, 45240, 46052, 47640, 51610, 57565, 60320, 61932, 63520, 69078, 77415, 82576, 90480, 92104, 95280, 103220, 115130, 123864, 138156, 149669, 154830, 165152, 172695, 180960, 184208, 190560, 206440, 230260, 247728, 276312, 299338, 309660, 345390, 368416, 412880, 449007, 460520, 495456, 552624, 598676, 619320, 690780, 748345, 825760, 898014, 921040, 1105248, 1197352, 1238640, 1381560, 1496690, 1796028, 1842080, 2245035, 2394704, 2477280, 2763120, 2993380, 3592056, 4490070, 4789408, 5526240, 5986760, 7184112, 8980140, 11973520, 14368224, 17960280, 23947040, 35920560, 71841120]

約数ペア:

[(1, 71841120), (2, 35920560), (3, 23947040), (4, 17960280), (5, 14368224), (6, 11973520), (8, 8980140), (10, 7184112), (12, 5986760), (13, 5526240), (15, 4789408), (16, 4490070), (20, 3592056), (24, 2993380), (26, 2763120), (29, 2477280), (30, 2394704), (32, 2245035), (39, 1842080), (40, 1796028), (48, 1496690), (52, 1381560), (58, 1238640), (60, 1197352), (65, 1105248), (78, 921040), (80, 898014), (87, 825760), (96, 748345), (104, 690780), (116, 619320), (120, 598676), (130, 552624), (145, 495456), (156, 460520), (160, 449007), (174, 412880), (195, 368416), (208, 345390), (232, 309660), (240, 299338), (260, 276312), (290, 247728), (312, 230260), (348, 206440), (377, 190560), (390, 184208), (397, 180960), (416, 172695), (435, 165152), (464, 154830), (480, 149669), (520, 138156), (580, 123864), (624, 115130), (696, 103220), (754, 95280), (780, 92104), (794, 90480), (870, 82576), (928, 77415), (1040, 69078), (1131, 63520), (1160, 61932), (1191, 60320), (1248, 57565), (1392, 51610), (1508, 47640), (1560, 46052), (1588, 45240), (1740, 41288), (1885, 38112), (1985, 36192), (2080, 34539), (2262, 31760), (2320, 30966), (2382, 30160), (2784, 25805), (3016, 23820), (3120, 23026), (3176, 22620), (3480, 20644), (3770, 19056), (3970, 18096), (4524, 15880), (4640, 15483), (4764, 15080), (5161, 13920), (5655, 12704), (5955, 12064), (6032, 11910), (6240, 11513), (6352, 11310), (6960, 10322), (7540, 9528), (7940, 9048)]