161665680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:350

約数の個数: 240

約数和(自身を含む): 581837760

約数和(自身を除く): 420172080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 33, 38, 40, 44, 48, 55, 57, 60, 66, 76, 80, 88, 95, 110, 114, 120, 121, 132, 152, 165, 176, 190, 209, 220, 228, 240, 242, 264, 285, 293, 304, 330, 363, 380, 418, 440, 456, 484, 528, 570, 586, 605, 627, 660, 726, 760, 836, 879, 880, 912, 968, 1045, 1140, 1172, 1210, 1254, 1320, 1452, 1465, 1520, 1672, 1758, 1815, 1936, 2090, 2280, 2299, 2344, 2420, 2508, 2640, 2904, 2930, 3135, 3223, 3344, 3516, 3630, 4180, 4395, 4560, 4598, 4688, 4840, 5016, 5567, 5808, 5860, 6270, 6446, 6897, 7032, 7260, 8360, 8790, 9196, 9669, 9680, 10032, 11134, 11495, 11720, 12540, 12892, 13794, 14064, 14520, 16115, 16701, 16720, 17580, 18392, 19338, 22268, 22990, 23440, 25080, 25784, 27588, 27835, 29040, 32230, 33402, 34485, 35160, 35453, 36784, 38676, 44536, 45980, 48345, 50160, 51568, 55176, 55670, 61237, 64460, 66804, 68970, 70320, 70906, 77352, 83505, 89072, 91960, 96690, 106359, 110352, 111340, 122474, 128920, 133608, 137940, 141812, 154704, 167010, 177265, 183711, 183920, 193380, 212718, 222680, 244948, 257840, 267216, 275880, 283624, 306185, 334020, 354530, 367422, 386760, 425436, 445360, 489896, 531795, 551760, 567248, 612370, 668040, 673607, 709060, 734844, 773520, 850872, 918555, 979792, 1063590, 1224740, 1336080, 1347214, 1418120, 1469688, 1701744, 1837110, 2020821, 2127180, 2449480, 2694428, 2836240, 2939376, 3368035, 3674220, 4041642, 4254360, 4898960, 5388856, 6736070, 7348440, 8083284, 8508720, 10104105, 10777712, 13472140, 14696880, 16166568, 20208210, 26944280, 32333136, 40416420, 53888560, 80832840, 161665680]

約数ペア:

[(1, 161665680), (2, 80832840), (3, 53888560), (4, 40416420), (5, 32333136), (6, 26944280), (8, 20208210), (10, 16166568), (11, 14696880), (12, 13472140), (15, 10777712), (16, 10104105), (19, 8508720), (20, 8083284), (22, 7348440), (24, 6736070), (30, 5388856), (33, 4898960), (38, 4254360), (40, 4041642), (44, 3674220), (48, 3368035), (55, 2939376), (57, 2836240), (60, 2694428), (66, 2449480), (76, 2127180), (80, 2020821), (88, 1837110), (95, 1701744), (110, 1469688), (114, 1418120), (120, 1347214), (121, 1336080), (132, 1224740), (152, 1063590), (165, 979792), (176, 918555), (190, 850872), (209, 773520), (220, 734844), (228, 709060), (240, 673607), (242, 668040), (264, 612370), (285, 567248), (293, 551760), (304, 531795), (330, 489896), (363, 445360), (380, 425436), (418, 386760), (440, 367422), (456, 354530), (484, 334020), (528, 306185), (570, 283624), (586, 275880), (605, 267216), (627, 257840), (660, 244948), (726, 222680), (760, 212718), (836, 193380), (879, 183920), (880, 183711), (912, 177265), (968, 167010), (1045, 154704), (1140, 141812), (1172, 137940), (1210, 133608), (1254, 128920), (1320, 122474), (1452, 111340), (1465, 110352), (1520, 106359), (1672, 96690), (1758, 91960), (1815, 89072), (1936, 83505), (2090, 77352), (2280, 70906), (2299, 70320), (2344, 68970), (2420, 66804), (2508, 64460), (2640, 61237), (2904, 55670), (2930, 55176), (3135, 51568), (3223, 50160), (3344, 48345), (3516, 45980), (3630, 44536), (4180, 38676), (4395, 36784), (4560, 35453), (4598, 35160), (4688, 34485), (4840, 33402), (5016, 32230), (5567, 29040), (5808, 27835), (5860, 27588), (6270, 25784), (6446, 25080), (6897, 23440), (7032, 22990), (7260, 22268), (8360, 19338), (8790, 18392), (9196, 17580), (9669, 16720), (9680, 16701), (10032, 16115), (11134, 14520), (11495, 14064), (11720, 13794), (12540, 12892)]