219237480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{719}}^1$

素因数の和:765

約数の個数: 288

約数和(自身を含む): 896313600

約数和(自身を除く): 677076120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 121, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 242, 252, 264, 280, 308, 315, 330, 360, 363, 385, 396, 420, 440, 462, 484, 495, 504, 605, 616, 630, 660, 693, 719, 726, 770, 792, 840, 847, 924, 968, 990, 1089, 1155, 1210, 1260, 1320, 1386, 1438, 1452, 1540, 1694, 1815, 1848, 1980, 2157, 2178, 2310, 2420, 2520, 2541, 2772, 2876, 2904, 3080, 3388, 3465, 3595, 3630, 3960, 4235, 4314, 4356, 4620, 4840, 5033, 5082, 5445, 5544, 5752, 6471, 6776, 6930, 7190, 7260, 7623, 7909, 8470, 8628, 8712, 9240, 10066, 10164, 10785, 10890, 12705, 12942, 13860, 14380, 14520, 15099, 15246, 15818, 16940, 17256, 20132, 20328, 21570, 21780, 23727, 25165, 25410, 25884, 27720, 28760, 30198, 30492, 31636, 32355, 33880, 38115, 39545, 40264, 43140, 43560, 45297, 47454, 50330, 50820, 51768, 55363, 60396, 60984, 63272, 64710, 71181, 75495, 76230, 79090, 86280, 86999, 90594, 94908, 100660, 101640, 110726, 118635, 120792, 129420, 142362, 150990, 152460, 158180, 166089, 173998, 181188, 189816, 201320, 221452, 226485, 237270, 258840, 260997, 276815, 284724, 301980, 304920, 316360, 332178, 347996, 355905, 362376, 434995, 442904, 452970, 474540, 498267, 521994, 553630, 569448, 603960, 608993, 664356, 695992, 711810, 782991, 830445, 869990, 905940, 949080, 996534, 1043988, 1107260, 1217986, 1304985, 1328712, 1423620, 1565982, 1660890, 1739980, 1811880, 1826979, 1993068, 2087976, 2214520, 2435972, 2491335, 2609970, 2847240, 3044965, 3131964, 3321780, 3479960, 3653958, 3914955, 3986136, 4871944, 4982670, 5219940, 5480937, 6089930, 6263928, 6643560, 7307916, 7829910, 9134895, 9965340, 10439880, 10961874, 12179860, 14615832, 15659820, 18269790, 19930680, 21923748, 24359720, 27404685, 31319640, 36539580, 43847496, 54809370, 73079160, 109618740, 219237480]

約数ペア:

[(1, 219237480), (2, 109618740), (3, 73079160), (4, 54809370), (5, 43847496), (6, 36539580), (7, 31319640), (8, 27404685), (9, 24359720), (10, 21923748), (11, 19930680), (12, 18269790), (14, 15659820), (15, 14615832), (18, 12179860), (20, 10961874), (21, 10439880), (22, 9965340), (24, 9134895), (28, 7829910), (30, 7307916), (33, 6643560), (35, 6263928), (36, 6089930), (40, 5480937), (42, 5219940), (44, 4982670), (45, 4871944), (55, 3986136), (56, 3914955), (60, 3653958), (63, 3479960), (66, 3321780), (70, 3131964), (72, 3044965), (77, 2847240), (84, 2609970), (88, 2491335), (90, 2435972), (99, 2214520), (105, 2087976), (110, 1993068), (120, 1826979), (121, 1811880), (126, 1739980), (132, 1660890), (140, 1565982), (154, 1423620), (165, 1328712), (168, 1304985), (180, 1217986), (198, 1107260), (210, 1043988), (220, 996534), (231, 949080), (242, 905940), (252, 869990), (264, 830445), (280, 782991), (308, 711810), (315, 695992), (330, 664356), (360, 608993), (363, 603960), (385, 569448), (396, 553630), (420, 521994), (440, 498267), (462, 474540), (484, 452970), (495, 442904), (504, 434995), (605, 362376), (616, 355905), (630, 347996), (660, 332178), (693, 316360), (719, 304920), (726, 301980), (770, 284724), (792, 276815), (840, 260997), (847, 258840), (924, 237270), (968, 226485), (990, 221452), (1089, 201320), (1155, 189816), (1210, 181188), (1260, 173998), (1320, 166089), (1386, 158180), (1438, 152460), (1452, 150990), (1540, 142362), (1694, 129420), (1815, 120792), (1848, 118635), (1980, 110726), (2157, 101640), (2178, 100660), (2310, 94908), (2420, 90594), (2520, 86999), (2541, 86280), (2772, 79090), (2876, 76230), (2904, 75495), (3080, 71181), (3388, 64710), (3465, 63272), (3595, 60984), (3630, 60396), (3960, 55363), (4235, 51768), (4314, 50820), (4356, 50330), (4620, 47454), (4840, 45297), (5033, 43560), (5082, 43140), (5445, 40264), (5544, 39545), (5752, 38115), (6471, 33880), (6776, 32355), (6930, 31636), (7190, 30492), (7260, 30198), (7623, 28760), (7909, 27720), (8470, 25884), (8628, 25410), (8712, 25165), (9240, 23727), (10066, 21780), (10164, 21570), (10785, 20328), (10890, 20132), (12705, 17256), (12942, 16940), (13860, 15818), (14380, 15246), (14520, 15099)]