66881880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:522

約数の個数: 192

約数和(自身を含む): 242161920

約数和(自身を除く): 175280040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 117, 120, 124, 130, 155, 156, 180, 186, 195, 234, 248, 260, 279, 310, 312, 360, 372, 390, 403, 461, 465, 468, 520, 558, 585, 620, 744, 780, 806, 922, 930, 936, 1116, 1170, 1209, 1240, 1383, 1395, 1560, 1612, 1844, 1860, 2015, 2232, 2305, 2340, 2418, 2766, 2790, 3224, 3627, 3688, 3720, 4030, 4149, 4610, 4680, 4836, 5532, 5580, 5993, 6045, 6915, 7254, 8060, 8298, 9220, 9672, 11064, 11160, 11986, 12090, 13830, 14291, 14508, 16120, 16596, 17979, 18135, 18440, 20745, 23972, 24180, 27660, 28582, 29016, 29965, 33192, 35958, 36270, 41490, 42873, 47944, 48360, 53937, 55320, 57164, 59930, 71455, 71916, 72540, 82980, 85746, 89895, 107874, 114328, 119860, 128619, 142910, 143832, 145080, 165960, 171492, 179790, 185783, 214365, 215748, 239720, 257238, 269685, 285820, 342984, 359580, 371566, 428730, 431496, 514476, 539370, 557349, 571640, 643095, 719160, 743132, 857460, 928915, 1028952, 1078740, 1114698, 1286190, 1486264, 1672047, 1714920, 1857830, 2157480, 2229396, 2572380, 2786745, 3344094, 3715660, 4458792, 5144760, 5573490, 6688188, 7431320, 8360235, 11146980, 13376376, 16720470, 22293960, 33440940, 66881880]

約数ペア:

[(1, 66881880), (2, 33440940), (3, 22293960), (4, 16720470), (5, 13376376), (6, 11146980), (8, 8360235), (9, 7431320), (10, 6688188), (12, 5573490), (13, 5144760), (15, 4458792), (18, 3715660), (20, 3344094), (24, 2786745), (26, 2572380), (30, 2229396), (31, 2157480), (36, 1857830), (39, 1714920), (40, 1672047), (45, 1486264), (52, 1286190), (60, 1114698), (62, 1078740), (65, 1028952), (72, 928915), (78, 857460), (90, 743132), (93, 719160), (104, 643095), (117, 571640), (120, 557349), (124, 539370), (130, 514476), (155, 431496), (156, 428730), (180, 371566), (186, 359580), (195, 342984), (234, 285820), (248, 269685), (260, 257238), (279, 239720), (310, 215748), (312, 214365), (360, 185783), (372, 179790), (390, 171492), (403, 165960), (461, 145080), (465, 143832), (468, 142910), (520, 128619), (558, 119860), (585, 114328), (620, 107874), (744, 89895), (780, 85746), (806, 82980), (922, 72540), (930, 71916), (936, 71455), (1116, 59930), (1170, 57164), (1209, 55320), (1240, 53937), (1383, 48360), (1395, 47944), (1560, 42873), (1612, 41490), (1844, 36270), (1860, 35958), (2015, 33192), (2232, 29965), (2305, 29016), (2340, 28582), (2418, 27660), (2766, 24180), (2790, 23972), (3224, 20745), (3627, 18440), (3688, 18135), (3720, 17979), (4030, 16596), (4149, 16120), (4610, 14508), (4680, 14291), (4836, 13830), (5532, 12090), (5580, 11986), (5993, 11160), (6045, 11064), (6915, 9672), (7254, 9220), (8060, 8298)]