75891720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:955

約数の個数: 128

約数和(自身を含む): 245514240

約数和(自身を除く): 169622520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 887, 920, 930, 1240, 1380, 1426, 1774, 1860, 2139, 2661, 2760, 2852, 3548, 3565, 3720, 4278, 4435, 5322, 5704, 7096, 7130, 8556, 8870, 10644, 10695, 13305, 14260, 17112, 17740, 20401, 21288, 21390, 26610, 27497, 28520, 35480, 40802, 42780, 53220, 54994, 61203, 81604, 82491, 85560, 102005, 106440, 109988, 122406, 137485, 163208, 164982, 204010, 219976, 244812, 274970, 306015, 329964, 408020, 412455, 489624, 549940, 612030, 632431, 659928, 816040, 824910, 1099880, 1224060, 1264862, 1649820, 1897293, 2448120, 2529724, 3162155, 3299640, 3794586, 5059448, 6324310, 7589172, 9486465, 12648620, 15178344, 18972930, 25297240, 37945860, 75891720]

約数ペア:

[(1, 75891720), (2, 37945860), (3, 25297240), (4, 18972930), (5, 15178344), (6, 12648620), (8, 9486465), (10, 7589172), (12, 6324310), (15, 5059448), (20, 3794586), (23, 3299640), (24, 3162155), (30, 2529724), (31, 2448120), (40, 1897293), (46, 1649820), (60, 1264862), (62, 1224060), (69, 1099880), (92, 824910), (93, 816040), (115, 659928), (120, 632431), (124, 612030), (138, 549940), (155, 489624), (184, 412455), (186, 408020), (230, 329964), (248, 306015), (276, 274970), (310, 244812), (345, 219976), (372, 204010), (460, 164982), (465, 163208), (552, 137485), (620, 122406), (690, 109988), (713, 106440), (744, 102005), (887, 85560), (920, 82491), (930, 81604), (1240, 61203), (1380, 54994), (1426, 53220), (1774, 42780), (1860, 40802), (2139, 35480), (2661, 28520), (2760, 27497), (2852, 26610), (3548, 21390), (3565, 21288), (3720, 20401), (4278, 17740), (4435, 17112), (5322, 14260), (5704, 13305), (7096, 10695), (7130, 10644), (8556, 8870)]