155972960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:457

約数の個数: 192

約数和(自身を含む): 459514944

約数和(自身を除く): 303541984

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 32, 34, 40, 44, 52, 55, 65, 68, 80, 85, 88, 104, 110, 130, 136, 143, 160, 170, 176, 187, 208, 220, 221, 260, 272, 286, 340, 352, 374, 401, 416, 440, 442, 520, 544, 572, 680, 715, 748, 802, 880, 884, 935, 1040, 1105, 1144, 1360, 1430, 1496, 1604, 1760, 1768, 1870, 2005, 2080, 2210, 2288, 2431, 2720, 2860, 2992, 3208, 3536, 3740, 4010, 4411, 4420, 4576, 4862, 5213, 5720, 5984, 6416, 6817, 7072, 7480, 8020, 8822, 8840, 9724, 10426, 11440, 12155, 12832, 13634, 14960, 16040, 17644, 17680, 19448, 20852, 22055, 22880, 24310, 26065, 27268, 29920, 32080, 34085, 35288, 35360, 38896, 41704, 44110, 48620, 52130, 54536, 57343, 64160, 68170, 70576, 74987, 77792, 83408, 88220, 88621, 97240, 104260, 109072, 114686, 136340, 141152, 149974, 166816, 176440, 177242, 194480, 208520, 218144, 229372, 272680, 286715, 299948, 352880, 354484, 374935, 388960, 417040, 443105, 458744, 545360, 573430, 599896, 705760, 708968, 749870, 834080, 886210, 917488, 974831, 1090720, 1146860, 1199792, 1417936, 1499740, 1772420, 1834976, 1949662, 2293720, 2399584, 2835872, 2999480, 3544840, 3899324, 4587440, 4874155, 5998960, 7089680, 7798648, 9174880, 9748310, 11997920, 14179360, 15597296, 19496620, 31194592, 38993240, 77986480, 155972960]

約数ペア:

[(1, 155972960), (2, 77986480), (4, 38993240), (5, 31194592), (8, 19496620), (10, 15597296), (11, 14179360), (13, 11997920), (16, 9748310), (17, 9174880), (20, 7798648), (22, 7089680), (26, 5998960), (32, 4874155), (34, 4587440), (40, 3899324), (44, 3544840), (52, 2999480), (55, 2835872), (65, 2399584), (68, 2293720), (80, 1949662), (85, 1834976), (88, 1772420), (104, 1499740), (110, 1417936), (130, 1199792), (136, 1146860), (143, 1090720), (160, 974831), (170, 917488), (176, 886210), (187, 834080), (208, 749870), (220, 708968), (221, 705760), (260, 599896), (272, 573430), (286, 545360), (340, 458744), (352, 443105), (374, 417040), (401, 388960), (416, 374935), (440, 354484), (442, 352880), (520, 299948), (544, 286715), (572, 272680), (680, 229372), (715, 218144), (748, 208520), (802, 194480), (880, 177242), (884, 176440), (935, 166816), (1040, 149974), (1105, 141152), (1144, 136340), (1360, 114686), (1430, 109072), (1496, 104260), (1604, 97240), (1760, 88621), (1768, 88220), (1870, 83408), (2005, 77792), (2080, 74987), (2210, 70576), (2288, 68170), (2431, 64160), (2720, 57343), (2860, 54536), (2992, 52130), (3208, 48620), (3536, 44110), (3740, 41704), (4010, 38896), (4411, 35360), (4420, 35288), (4576, 34085), (4862, 32080), (5213, 29920), (5720, 27268), (5984, 26065), (6416, 24310), (6817, 22880), (7072, 22055), (7480, 20852), (8020, 19448), (8822, 17680), (8840, 17644), (9724, 16040), (10426, 14960), (11440, 13634), (12155, 12832)]