91173840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:321

約数の個数: 160

約数和(自身を含む): 299980800

約数和(自身を除く): 208806960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 83, 92, 115, 120, 138, 166, 184, 199, 230, 240, 249, 276, 332, 345, 368, 398, 415, 460, 498, 552, 597, 664, 690, 796, 830, 920, 995, 996, 1104, 1194, 1245, 1328, 1380, 1592, 1660, 1840, 1909, 1990, 1992, 2388, 2490, 2760, 2985, 3184, 3320, 3818, 3980, 3984, 4577, 4776, 4980, 5520, 5727, 5970, 6640, 7636, 7960, 9154, 9545, 9552, 9960, 11454, 11940, 13731, 15272, 15920, 16517, 18308, 19090, 19920, 22885, 22908, 23880, 27462, 28635, 30544, 33034, 36616, 38180, 45770, 45816, 47760, 49551, 54924, 57270, 66068, 68655, 73232, 76360, 82585, 91540, 91632, 99102, 109848, 114540, 132136, 137310, 152720, 165170, 183080, 198204, 219696, 229080, 247755, 264272, 274620, 330340, 366160, 379891, 396408, 458160, 495510, 549240, 660680, 759782, 792816, 991020, 1098480, 1139673, 1321360, 1519564, 1899455, 1982040, 2279346, 3039128, 3798910, 3964080, 4558692, 5698365, 6078256, 7597820, 9117384, 11396730, 15195640, 18234768, 22793460, 30391280, 45586920, 91173840]

約数ペア:

[(1, 91173840), (2, 45586920), (3, 30391280), (4, 22793460), (5, 18234768), (6, 15195640), (8, 11396730), (10, 9117384), (12, 7597820), (15, 6078256), (16, 5698365), (20, 4558692), (23, 3964080), (24, 3798910), (30, 3039128), (40, 2279346), (46, 1982040), (48, 1899455), (60, 1519564), (69, 1321360), (80, 1139673), (83, 1098480), (92, 991020), (115, 792816), (120, 759782), (138, 660680), (166, 549240), (184, 495510), (199, 458160), (230, 396408), (240, 379891), (249, 366160), (276, 330340), (332, 274620), (345, 264272), (368, 247755), (398, 229080), (415, 219696), (460, 198204), (498, 183080), (552, 165170), (597, 152720), (664, 137310), (690, 132136), (796, 114540), (830, 109848), (920, 99102), (995, 91632), (996, 91540), (1104, 82585), (1194, 76360), (1245, 73232), (1328, 68655), (1380, 66068), (1592, 57270), (1660, 54924), (1840, 49551), (1909, 47760), (1990, 45816), (1992, 45770), (2388, 38180), (2490, 36616), (2760, 33034), (2985, 30544), (3184, 28635), (3320, 27462), (3818, 23880), (3980, 22908), (3984, 22885), (4577, 19920), (4776, 19090), (4980, 18308), (5520, 16517), (5727, 15920), (5970, 15272), (6640, 13731), (7636, 11940), (7960, 11454), (9154, 9960), (9545, 9552)]