218117340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3037}}^1$

素因数の和:3081

約数の個数: 192

約数和(自身を含む): 816614400

約数和(自身を除く): 598497060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3037, 3420, 3591, 3780, 3990, 4788, 5130, 5985, 6074, 7182, 7980, 9111, 10260, 11970, 12148, 14364, 15185, 17955, 18222, 21259, 23940, 27333, 30370, 35910, 36444, 42518, 45555, 54666, 57703, 60740, 63777, 71820, 81999, 85036, 91110, 106295, 109332, 115406, 127554, 136665, 163998, 173109, 182220, 191331, 212590, 230812, 255108, 273330, 288515, 318885, 327996, 346218, 382662, 403921, 409995, 425180, 519327, 546660, 573993, 577030, 637770, 692436, 765324, 807842, 819990, 865545, 956655, 1038654, 1147986, 1154060, 1211763, 1275540, 1557981, 1615684, 1639980, 1731090, 1913310, 2019605, 2077308, 2295972, 2423526, 2596635, 2869965, 3115962, 3462180, 3635289, 3826620, 4039210, 4847052, 5193270, 5739930, 6058815, 6231924, 7270578, 7789905, 8078420, 10386540, 10905867, 11479860, 12117630, 14541156, 15579810, 18176445, 21811734, 24235260, 31159620, 36352890, 43623468, 54529335, 72705780, 109058670, 218117340]

約数ペア:

[(1, 218117340), (2, 109058670), (3, 72705780), (4, 54529335), (5, 43623468), (6, 36352890), (7, 31159620), (9, 24235260), (10, 21811734), (12, 18176445), (14, 15579810), (15, 14541156), (18, 12117630), (19, 11479860), (20, 10905867), (21, 10386540), (27, 8078420), (28, 7789905), (30, 7270578), (35, 6231924), (36, 6058815), (38, 5739930), (42, 5193270), (45, 4847052), (54, 4039210), (57, 3826620), (60, 3635289), (63, 3462180), (70, 3115962), (76, 2869965), (84, 2596635), (90, 2423526), (95, 2295972), (105, 2077308), (108, 2019605), (114, 1913310), (126, 1731090), (133, 1639980), (135, 1615684), (140, 1557981), (171, 1275540), (180, 1211763), (189, 1154060), (190, 1147986), (210, 1038654), (228, 956655), (252, 865545), (266, 819990), (270, 807842), (285, 765324), (315, 692436), (342, 637770), (378, 577030), (380, 573993), (399, 546660), (420, 519327), (513, 425180), (532, 409995), (540, 403921), (570, 382662), (630, 346218), (665, 327996), (684, 318885), (756, 288515), (798, 273330), (855, 255108), (945, 230812), (1026, 212590), (1140, 191331), (1197, 182220), (1260, 173109), (1330, 163998), (1596, 136665), (1710, 127554), (1890, 115406), (1995, 109332), (2052, 106295), (2394, 91110), (2565, 85036), (2660, 81999), (3037, 71820), (3420, 63777), (3591, 60740), (3780, 57703), (3990, 54666), (4788, 45555), (5130, 42518), (5985, 36444), (6074, 35910), (7182, 30370), (7980, 27333), (9111, 23940), (10260, 21259), (11970, 18222), (12148, 17955), (14364, 15185)]