161750680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1201}}^1$

素因数の和:1269

約数の個数: 128

約数和(自身を含む): 460414080

約数和(自身を除く): 298663400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 37, 40, 52, 56, 65, 70, 74, 91, 104, 130, 140, 148, 182, 185, 259, 260, 280, 296, 364, 370, 455, 481, 518, 520, 728, 740, 910, 962, 1036, 1201, 1295, 1480, 1820, 1924, 2072, 2402, 2405, 2590, 3367, 3640, 3848, 4804, 4810, 5180, 6005, 6734, 8407, 9608, 9620, 10360, 12010, 13468, 15613, 16814, 16835, 19240, 24020, 26936, 31226, 33628, 33670, 42035, 44437, 48040, 62452, 67256, 67340, 78065, 84070, 88874, 109291, 124904, 134680, 156130, 168140, 177748, 218582, 222185, 311059, 312260, 336280, 355496, 437164, 444370, 546455, 577681, 622118, 624520, 874328, 888740, 1092910, 1155362, 1244236, 1555295, 1777480, 2185820, 2310724, 2488472, 2888405, 3110590, 4043767, 4371640, 4621448, 5776810, 6221180, 8087534, 11553620, 12442360, 16175068, 20218835, 23107240, 32350136, 40437670, 80875340, 161750680]

約数ペア:

[(1, 161750680), (2, 80875340), (4, 40437670), (5, 32350136), (7, 23107240), (8, 20218835), (10, 16175068), (13, 12442360), (14, 11553620), (20, 8087534), (26, 6221180), (28, 5776810), (35, 4621448), (37, 4371640), (40, 4043767), (52, 3110590), (56, 2888405), (65, 2488472), (70, 2310724), (74, 2185820), (91, 1777480), (104, 1555295), (130, 1244236), (140, 1155362), (148, 1092910), (182, 888740), (185, 874328), (259, 624520), (260, 622118), (280, 577681), (296, 546455), (364, 444370), (370, 437164), (455, 355496), (481, 336280), (518, 312260), (520, 311059), (728, 222185), (740, 218582), (910, 177748), (962, 168140), (1036, 156130), (1201, 134680), (1295, 124904), (1480, 109291), (1820, 88874), (1924, 84070), (2072, 78065), (2402, 67340), (2405, 67256), (2590, 62452), (3367, 48040), (3640, 44437), (3848, 42035), (4804, 33670), (4810, 33628), (5180, 31226), (6005, 26936), (6734, 24020), (8407, 19240), (9608, 16835), (9620, 16814), (10360, 15613), (12010, 13468)]