181978680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:182

約数の個数: 256

約数和(自身を含む): 627056640

約数和(自身を除く): 445077960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 53, 60, 62, 65, 71, 78, 93, 104, 106, 120, 124, 130, 142, 155, 156, 159, 186, 195, 212, 213, 248, 260, 265, 284, 310, 312, 318, 355, 372, 390, 403, 424, 426, 465, 520, 530, 568, 620, 636, 689, 710, 744, 780, 795, 806, 852, 923, 930, 1060, 1065, 1209, 1240, 1272, 1378, 1420, 1560, 1590, 1612, 1643, 1704, 1846, 1860, 2015, 2067, 2120, 2130, 2201, 2418, 2756, 2769, 2840, 3180, 3224, 3286, 3445, 3692, 3720, 3763, 4030, 4134, 4260, 4402, 4615, 4836, 4929, 5512, 5538, 6045, 6360, 6572, 6603, 6890, 7384, 7526, 8060, 8215, 8268, 8520, 8804, 9230, 9672, 9858, 10335, 11005, 11076, 11289, 12090, 13144, 13206, 13780, 13845, 15052, 16120, 16430, 16536, 17608, 18460, 18815, 19716, 20670, 21359, 22010, 22152, 22578, 24180, 24645, 26412, 27560, 27690, 28613, 30104, 32860, 33015, 36920, 37630, 39432, 41340, 42718, 44020, 45156, 48360, 48919, 49290, 52824, 55380, 56445, 57226, 64077, 65720, 66030, 75260, 82680, 85436, 85839, 88040, 90312, 97838, 98580, 106795, 110760, 112890, 114452, 116653, 128154, 132060, 143065, 146757, 150520, 170872, 171678, 195676, 197160, 213590, 225780, 228904, 233306, 244595, 256308, 264120, 286130, 293514, 320385, 343356, 349959, 391352, 427180, 429195, 451560, 466612, 489190, 512616, 572260, 583265, 587028, 640770, 686712, 699918, 733785, 854360, 858390, 933224, 978380, 1144520, 1166530, 1174056, 1281540, 1399836, 1467570, 1516489, 1716780, 1749795, 1956760, 2333060, 2563080, 2799672, 2935140, 3032978, 3433560, 3499590, 4549467, 4666120, 5870280, 6065956, 6999180, 7582445, 9098934, 12131912, 13998360, 15164890, 18197868, 22747335, 30329780, 36395736, 45494670, 60659560, 90989340, 181978680]

約数ペア:

[(1, 181978680), (2, 90989340), (3, 60659560), (4, 45494670), (5, 36395736), (6, 30329780), (8, 22747335), (10, 18197868), (12, 15164890), (13, 13998360), (15, 12131912), (20, 9098934), (24, 7582445), (26, 6999180), (30, 6065956), (31, 5870280), (39, 4666120), (40, 4549467), (52, 3499590), (53, 3433560), (60, 3032978), (62, 2935140), (65, 2799672), (71, 2563080), (78, 2333060), (93, 1956760), (104, 1749795), (106, 1716780), (120, 1516489), (124, 1467570), (130, 1399836), (142, 1281540), (155, 1174056), (156, 1166530), (159, 1144520), (186, 978380), (195, 933224), (212, 858390), (213, 854360), (248, 733785), (260, 699918), (265, 686712), (284, 640770), (310, 587028), (312, 583265), (318, 572260), (355, 512616), (372, 489190), (390, 466612), (403, 451560), (424, 429195), (426, 427180), (465, 391352), (520, 349959), (530, 343356), (568, 320385), (620, 293514), (636, 286130), (689, 264120), (710, 256308), (744, 244595), (780, 233306), (795, 228904), (806, 225780), (852, 213590), (923, 197160), (930, 195676), (1060, 171678), (1065, 170872), (1209, 150520), (1240, 146757), (1272, 143065), (1378, 132060), (1420, 128154), (1560, 116653), (1590, 114452), (1612, 112890), (1643, 110760), (1704, 106795), (1846, 98580), (1860, 97838), (2015, 90312), (2067, 88040), (2120, 85839), (2130, 85436), (2201, 82680), (2418, 75260), (2756, 66030), (2769, 65720), (2840, 64077), (3180, 57226), (3224, 56445), (3286, 55380), (3445, 52824), (3692, 49290), (3720, 48919), (3763, 48360), (4030, 45156), (4134, 44020), (4260, 42718), (4402, 41340), (4615, 39432), (4836, 37630), (4929, 36920), (5512, 33015), (5538, 32860), (6045, 30104), (6360, 28613), (6572, 27690), (6603, 27560), (6890, 26412), (7384, 24645), (7526, 24180), (8060, 22578), (8215, 22152), (8268, 22010), (8520, 21359), (8804, 20670), (9230, 19716), (9672, 18815), (9858, 18460), (10335, 17608), (11005, 16536), (11076, 16430), (11289, 16120), (12090, 15052), (13144, 13845), (13206, 13780)]