68260080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{991}}^1$

素因数の和:1055

約数の個数: 160

約数和(自身を含む): 247984128

約数和(自身を除く): 179724048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 105, 112, 120, 123, 140, 164, 168, 205, 210, 240, 246, 280, 287, 328, 336, 410, 420, 492, 560, 574, 615, 656, 820, 840, 861, 984, 991, 1148, 1230, 1435, 1640, 1680, 1722, 1968, 1982, 2296, 2460, 2870, 2973, 3280, 3444, 3964, 4305, 4592, 4920, 4955, 5740, 5946, 6888, 6937, 7928, 8610, 9840, 9910, 11480, 11892, 13776, 13874, 14865, 15856, 17220, 19820, 20811, 22960, 23784, 27748, 29730, 34440, 34685, 39640, 40631, 41622, 47568, 55496, 59460, 68880, 69370, 79280, 81262, 83244, 104055, 110992, 118920, 121893, 138740, 162524, 166488, 203155, 208110, 237840, 243786, 277480, 284417, 325048, 332976, 406310, 416220, 487572, 554960, 568834, 609465, 650096, 812620, 832440, 853251, 975144, 1137668, 1218930, 1422085, 1625240, 1664880, 1706502, 1950288, 2275336, 2437860, 2844170, 3250480, 3413004, 4266255, 4550672, 4875720, 5688340, 6826008, 8532510, 9751440, 11376680, 13652016, 17065020, 22753360, 34130040, 68260080]

約数ペア:

[(1, 68260080), (2, 34130040), (3, 22753360), (4, 17065020), (5, 13652016), (6, 11376680), (7, 9751440), (8, 8532510), (10, 6826008), (12, 5688340), (14, 4875720), (15, 4550672), (16, 4266255), (20, 3413004), (21, 3250480), (24, 2844170), (28, 2437860), (30, 2275336), (35, 1950288), (40, 1706502), (41, 1664880), (42, 1625240), (48, 1422085), (56, 1218930), (60, 1137668), (70, 975144), (80, 853251), (82, 832440), (84, 812620), (105, 650096), (112, 609465), (120, 568834), (123, 554960), (140, 487572), (164, 416220), (168, 406310), (205, 332976), (210, 325048), (240, 284417), (246, 277480), (280, 243786), (287, 237840), (328, 208110), (336, 203155), (410, 166488), (420, 162524), (492, 138740), (560, 121893), (574, 118920), (615, 110992), (656, 104055), (820, 83244), (840, 81262), (861, 79280), (984, 69370), (991, 68880), (1148, 59460), (1230, 55496), (1435, 47568), (1640, 41622), (1680, 40631), (1722, 39640), (1968, 34685), (1982, 34440), (2296, 29730), (2460, 27748), (2870, 23784), (2973, 22960), (3280, 20811), (3444, 19820), (3964, 17220), (4305, 15856), (4592, 14865), (4920, 13874), (4955, 13776), (5740, 11892), (5946, 11480), (6888, 9910), (6937, 9840), (7928, 8610)]