67647580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 198696960

約数和(自身を除く): 131049380

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 31, 35, 44, 52, 55, 62, 65, 70, 77, 91, 109, 110, 124, 130, 140, 143, 154, 155, 182, 217, 218, 220, 260, 286, 308, 310, 341, 364, 385, 403, 434, 436, 455, 545, 572, 620, 682, 715, 763, 770, 806, 868, 910, 1001, 1085, 1090, 1199, 1364, 1417, 1430, 1526, 1540, 1612, 1705, 1820, 2002, 2015, 2170, 2180, 2387, 2398, 2821, 2834, 2860, 3052, 3379, 3410, 3815, 4004, 4030, 4340, 4433, 4774, 4796, 5005, 5642, 5668, 5995, 6758, 6820, 7085, 7630, 8060, 8393, 8866, 9548, 9919, 10010, 11284, 11935, 11990, 13516, 14105, 14170, 15260, 15587, 16786, 16895, 17732, 19838, 20020, 22165, 23653, 23870, 23980, 28210, 28340, 31031, 31174, 33572, 33790, 37169, 39676, 41965, 43927, 44330, 47306, 47740, 49595, 56420, 62062, 62348, 67580, 74338, 77935, 83930, 87854, 88660, 94612, 99190, 109109, 118265, 124124, 148676, 155155, 155870, 167860, 175708, 185845, 198380, 218218, 219635, 236530, 260183, 307489, 310310, 311740, 371690, 436436, 439270, 473060, 483197, 520366, 545545, 614978, 620620, 743380, 878540, 966394, 1040732, 1091090, 1229956, 1300915, 1537445, 1932788, 2182180, 2415985, 2601830, 3074890, 3382379, 4831970, 5203660, 6149780, 6764758, 9663940, 13529516, 16911895, 33823790, 67647580]

約数ペア:

[(1, 67647580), (2, 33823790), (4, 16911895), (5, 13529516), (7, 9663940), (10, 6764758), (11, 6149780), (13, 5203660), (14, 4831970), (20, 3382379), (22, 3074890), (26, 2601830), (28, 2415985), (31, 2182180), (35, 1932788), (44, 1537445), (52, 1300915), (55, 1229956), (62, 1091090), (65, 1040732), (70, 966394), (77, 878540), (91, 743380), (109, 620620), (110, 614978), (124, 545545), (130, 520366), (140, 483197), (143, 473060), (154, 439270), (155, 436436), (182, 371690), (217, 311740), (218, 310310), (220, 307489), (260, 260183), (286, 236530), (308, 219635), (310, 218218), (341, 198380), (364, 185845), (385, 175708), (403, 167860), (434, 155870), (436, 155155), (455, 148676), (545, 124124), (572, 118265), (620, 109109), (682, 99190), (715, 94612), (763, 88660), (770, 87854), (806, 83930), (868, 77935), (910, 74338), (1001, 67580), (1085, 62348), (1090, 62062), (1199, 56420), (1364, 49595), (1417, 47740), (1430, 47306), (1526, 44330), (1540, 43927), (1612, 41965), (1705, 39676), (1820, 37169), (2002, 33790), (2015, 33572), (2170, 31174), (2180, 31031), (2387, 28340), (2398, 28210), (2821, 23980), (2834, 23870), (2860, 23653), (3052, 22165), (3379, 20020), (3410, 19838), (3815, 17732), (4004, 16895), (4030, 16786), (4340, 15587), (4433, 15260), (4774, 14170), (4796, 14105), (5005, 13516), (5642, 11990), (5668, 11935), (5995, 11284), (6758, 10010), (6820, 9919), (7085, 9548), (7630, 8866), (8060, 8393)]