64491120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:504

約数の個数: 160

約数和(自身を含む): 225729600

約数和(自身を除く): 161238480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 73, 80, 90, 108, 120, 135, 144, 146, 180, 216, 219, 240, 270, 292, 360, 365, 409, 432, 438, 540, 584, 657, 720, 730, 818, 876, 1080, 1095, 1168, 1227, 1314, 1460, 1636, 1752, 1971, 2045, 2160, 2190, 2454, 2628, 2920, 3272, 3285, 3504, 3681, 3942, 4090, 4380, 4908, 5256, 5840, 6135, 6544, 6570, 7362, 7884, 8180, 8760, 9816, 9855, 10512, 11043, 12270, 13140, 14724, 15768, 16360, 17520, 18405, 19632, 19710, 22086, 24540, 26280, 29448, 29857, 31536, 32720, 36810, 39420, 44172, 49080, 52560, 55215, 58896, 59714, 73620, 78840, 88344, 89571, 98160, 110430, 119428, 147240, 149285, 157680, 176688, 179142, 220860, 238856, 268713, 294480, 298570, 358284, 441720, 447855, 477712, 537426, 597140, 716568, 806139, 883440, 895710, 1074852, 1194280, 1343565, 1433136, 1612278, 1791420, 2149704, 2388560, 2687130, 3224556, 3582840, 4030695, 4299408, 5374260, 6449112, 7165680, 8061390, 10748520, 12898224, 16122780, 21497040, 32245560, 64491120]

約数ペア:

[(1, 64491120), (2, 32245560), (3, 21497040), (4, 16122780), (5, 12898224), (6, 10748520), (8, 8061390), (9, 7165680), (10, 6449112), (12, 5374260), (15, 4299408), (16, 4030695), (18, 3582840), (20, 3224556), (24, 2687130), (27, 2388560), (30, 2149704), (36, 1791420), (40, 1612278), (45, 1433136), (48, 1343565), (54, 1194280), (60, 1074852), (72, 895710), (73, 883440), (80, 806139), (90, 716568), (108, 597140), (120, 537426), (135, 477712), (144, 447855), (146, 441720), (180, 358284), (216, 298570), (219, 294480), (240, 268713), (270, 238856), (292, 220860), (360, 179142), (365, 176688), (409, 157680), (432, 149285), (438, 147240), (540, 119428), (584, 110430), (657, 98160), (720, 89571), (730, 88344), (818, 78840), (876, 73620), (1080, 59714), (1095, 58896), (1168, 55215), (1227, 52560), (1314, 49080), (1460, 44172), (1636, 39420), (1752, 36810), (1971, 32720), (2045, 31536), (2160, 29857), (2190, 29448), (2454, 26280), (2628, 24540), (2920, 22086), (3272, 19710), (3285, 19632), (3504, 18405), (3681, 17520), (3942, 16360), (4090, 15768), (4380, 14724), (4908, 13140), (5256, 12270), (5840, 11043), (6135, 10512), (6544, 9855), (6570, 9816), (7362, 8760), (7884, 8180)]