1887679920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1057

約数の個数: 320

約数和(自身を含む): 7128115200

約数和(自身を除く): 5240435280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 49, 56, 60, 69, 70, 80, 84, 92, 98, 105, 112, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 240, 245, 276, 280, 294, 322, 336, 343, 345, 368, 392, 420, 460, 483, 490, 552, 560, 588, 644, 686, 690, 735, 784, 805, 840, 920, 966, 980, 997, 1029, 1104, 1127, 1176, 1288, 1372, 1380, 1470, 1610, 1680, 1715, 1840, 1932, 1960, 1994, 2058, 2254, 2352, 2415, 2576, 2744, 2760, 2940, 2991, 3220, 3381, 3430, 3864, 3920, 3988, 4116, 4508, 4830, 4985, 5145, 5488, 5520, 5635, 5880, 5982, 6440, 6762, 6860, 6979, 7728, 7889, 7976, 8232, 9016, 9660, 9970, 10290, 11270, 11760, 11964, 12880, 13524, 13720, 13958, 14955, 15778, 15952, 16464, 16905, 18032, 19320, 19940, 20580, 20937, 22540, 22931, 23667, 23928, 27048, 27440, 27916, 29910, 31556, 33810, 34895, 38640, 39445, 39880, 41160, 41874, 45080, 45862, 47334, 47856, 48853, 54096, 55832, 59820, 63112, 67620, 68793, 69790, 78890, 79760, 82320, 83748, 90160, 91724, 94668, 97706, 104685, 111664, 114655, 118335, 119640, 126224, 135240, 137586, 139580, 146559, 157780, 160517, 167496, 183448, 189336, 195412, 209370, 229310, 236670, 239280, 244265, 270480, 275172, 279160, 293118, 315560, 321034, 334992, 341971, 343965, 366896, 378672, 390824, 418740, 458620, 473340, 481551, 488530, 550344, 558320, 586236, 631120, 642068, 683942, 687930, 732795, 781648, 802585, 837480, 917240, 946680, 963102, 977060, 1025913, 1100688, 1123619, 1172472, 1284136, 1367884, 1375860, 1465590, 1605170, 1674960, 1709855, 1834480, 1893360, 1926204, 1954120, 2051826, 2247238, 2344944, 2407755, 2568272, 2735768, 2751720, 2931180, 3210340, 3370857, 3419710, 3852408, 3908240, 4103652, 4494476, 4815510, 5129565, 5471536, 5503440, 5618095, 5862360, 6420680, 6741714, 6839420, 7704816, 7865333, 8207304, 8988952, 9631020, 10259130, 11236190, 11724720, 12841360, 13483428, 13678840, 15730666, 16414608, 16854285, 17977904, 19262040, 20518260, 22472380, 23595999, 26966856, 27357680, 31461332, 33708570, 38524080, 39326665, 41036520, 44944760, 47191998, 53933712, 62922664, 67417140, 78653330, 82073040, 89889520, 94383996, 117979995, 125845328, 134834280, 157306660, 188767992, 235959990, 269668560, 314613320, 377535984, 471919980, 629226640, 943839960, 1887679920]

約数ペア:

[(1, 1887679920), (2, 943839960), (3, 629226640), (4, 471919980), (5, 377535984), (6, 314613320), (7, 269668560), (8, 235959990), (10, 188767992), (12, 157306660), (14, 134834280), (15, 125845328), (16, 117979995), (20, 94383996), (21, 89889520), (23, 82073040), (24, 78653330), (28, 67417140), (30, 62922664), (35, 53933712), (40, 47191998), (42, 44944760), (46, 41036520), (48, 39326665), (49, 38524080), (56, 33708570), (60, 31461332), (69, 27357680), (70, 26966856), (80, 23595999), (84, 22472380), (92, 20518260), (98, 19262040), (105, 17977904), (112, 16854285), (115, 16414608), (120, 15730666), (138, 13678840), (140, 13483428), (147, 12841360), (161, 11724720), (168, 11236190), (184, 10259130), (196, 9631020), (210, 8988952), (230, 8207304), (240, 7865333), (245, 7704816), (276, 6839420), (280, 6741714), (294, 6420680), (322, 5862360), (336, 5618095), (343, 5503440), (345, 5471536), (368, 5129565), (392, 4815510), (420, 4494476), (460, 4103652), (483, 3908240), (490, 3852408), (552, 3419710), (560, 3370857), (588, 3210340), (644, 2931180), (686, 2751720), (690, 2735768), (735, 2568272), (784, 2407755), (805, 2344944), (840, 2247238), (920, 2051826), (966, 1954120), (980, 1926204), (997, 1893360), (1029, 1834480), (1104, 1709855), (1127, 1674960), (1176, 1605170), (1288, 1465590), (1372, 1375860), (1380, 1367884), (1470, 1284136), (1610, 1172472), (1680, 1123619), (1715, 1100688), (1840, 1025913), (1932, 977060), (1960, 963102), (1994, 946680), (2058, 917240), (2254, 837480), (2352, 802585), (2415, 781648), (2576, 732795), (2744, 687930), (2760, 683942), (2940, 642068), (2991, 631120), (3220, 586236), (3381, 558320), (3430, 550344), (3864, 488530), (3920, 481551), (3988, 473340), (4116, 458620), (4508, 418740), (4830, 390824), (4985, 378672), (5145, 366896), (5488, 343965), (5520, 341971), (5635, 334992), (5880, 321034), (5982, 315560), (6440, 293118), (6762, 279160), (6860, 275172), (6979, 270480), (7728, 244265), (7889, 239280), (7976, 236670), (8232, 229310), (9016, 209370), (9660, 195412), (9970, 189336), (10290, 183448), (11270, 167496), (11760, 160517), (11964, 157780), (12880, 146559), (13524, 139580), (13720, 137586), (13958, 135240), (14955, 126224), (15778, 119640), (15952, 118335), (16464, 114655), (16905, 111664), (18032, 104685), (19320, 97706), (19940, 94668), (20580, 91724), (20937, 90160), (22540, 83748), (22931, 82320), (23667, 79760), (23928, 78890), (27048, 69790), (27440, 68793), (27916, 67620), (29910, 63112), (31556, 59820), (33810, 55832), (34895, 54096), (38640, 48853), (39445, 47856), (39880, 47334), (41160, 45862), (41874, 45080)]