161782720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 224

約数和(自身を含む): 460857600

約数和(自身を除く): 299074880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 41, 44, 55, 59, 64, 76, 80, 82, 88, 95, 110, 118, 152, 160, 164, 176, 190, 205, 209, 220, 236, 295, 304, 320, 328, 352, 380, 410, 418, 440, 451, 472, 590, 608, 649, 656, 704, 760, 779, 820, 836, 880, 902, 944, 1045, 1121, 1180, 1216, 1298, 1312, 1520, 1558, 1640, 1672, 1760, 1804, 1888, 2090, 2242, 2255, 2360, 2419, 2596, 2624, 3040, 3116, 3245, 3280, 3344, 3520, 3608, 3776, 3895, 4180, 4484, 4510, 4720, 4838, 5192, 5605, 6080, 6232, 6490, 6560, 6688, 7216, 7790, 8360, 8569, 8968, 9020, 9440, 9676, 10384, 11210, 12095, 12331, 12464, 12980, 13120, 13376, 14432, 15580, 16720, 17138, 17936, 18040, 18880, 19352, 20768, 22420, 24190, 24662, 24928, 25960, 26609, 28864, 31160, 33440, 34276, 35872, 36080, 38704, 41536, 42845, 44840, 45961, 48380, 49324, 49856, 51920, 53218, 61655, 62320, 66880, 68552, 71744, 72160, 77408, 85690, 89680, 91922, 96760, 98648, 103840, 106436, 123310, 124640, 133045, 137104, 144320, 154816, 171380, 179360, 183844, 193520, 197296, 207680, 212872, 229805, 246620, 249280, 266090, 274208, 342760, 358720, 367688, 387040, 394592, 425744, 459610, 493240, 505571, 532180, 548416, 685520, 735376, 774080, 789184, 851488, 919220, 986480, 1011142, 1064360, 1371040, 1470752, 1702976, 1838440, 1972960, 2022284, 2128720, 2527855, 2742080, 2941504, 3676880, 3945920, 4044568, 4257440, 5055710, 7353760, 8089136, 8514880, 10111420, 14707520, 16178272, 20222840, 32356544, 40445680, 80891360, 161782720]

約数ペア:

[(1, 161782720), (2, 80891360), (4, 40445680), (5, 32356544), (8, 20222840), (10, 16178272), (11, 14707520), (16, 10111420), (19, 8514880), (20, 8089136), (22, 7353760), (32, 5055710), (38, 4257440), (40, 4044568), (41, 3945920), (44, 3676880), (55, 2941504), (59, 2742080), (64, 2527855), (76, 2128720), (80, 2022284), (82, 1972960), (88, 1838440), (95, 1702976), (110, 1470752), (118, 1371040), (152, 1064360), (160, 1011142), (164, 986480), (176, 919220), (190, 851488), (205, 789184), (209, 774080), (220, 735376), (236, 685520), (295, 548416), (304, 532180), (320, 505571), (328, 493240), (352, 459610), (380, 425744), (410, 394592), (418, 387040), (440, 367688), (451, 358720), (472, 342760), (590, 274208), (608, 266090), (649, 249280), (656, 246620), (704, 229805), (760, 212872), (779, 207680), (820, 197296), (836, 193520), (880, 183844), (902, 179360), (944, 171380), (1045, 154816), (1121, 144320), (1180, 137104), (1216, 133045), (1298, 124640), (1312, 123310), (1520, 106436), (1558, 103840), (1640, 98648), (1672, 96760), (1760, 91922), (1804, 89680), (1888, 85690), (2090, 77408), (2242, 72160), (2255, 71744), (2360, 68552), (2419, 66880), (2596, 62320), (2624, 61655), (3040, 53218), (3116, 51920), (3245, 49856), (3280, 49324), (3344, 48380), (3520, 45961), (3608, 44840), (3776, 42845), (3895, 41536), (4180, 38704), (4484, 36080), (4510, 35872), (4720, 34276), (4838, 33440), (5192, 31160), (5605, 28864), (6080, 26609), (6232, 25960), (6490, 24928), (6560, 24662), (6688, 24190), (7216, 22420), (7790, 20768), (8360, 19352), (8569, 18880), (8968, 18040), (9020, 17936), (9440, 17138), (9676, 16720), (10384, 15580), (11210, 14432), (12095, 13376), (12331, 13120), (12464, 12980)]