71480240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:367

約数の個数: 120

約数和(自身を含む): 191157408

約数和(自身を除く): 119677168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 169, 170, 208, 221, 260, 272, 311, 338, 340, 442, 520, 622, 676, 680, 845, 884, 1040, 1105, 1244, 1352, 1360, 1555, 1690, 1768, 2210, 2488, 2704, 2873, 3110, 3380, 3536, 4043, 4420, 4976, 5287, 5746, 6220, 6760, 8086, 8840, 10574, 11492, 12440, 13520, 14365, 16172, 17680, 20215, 21148, 22984, 24880, 26435, 28730, 32344, 40430, 42296, 45968, 52559, 52870, 57460, 64688, 68731, 80860, 84592, 105118, 105740, 114920, 137462, 161720, 210236, 211480, 229840, 262795, 274924, 323440, 343655, 420472, 422960, 525590, 549848, 687310, 840944, 893503, 1051180, 1099696, 1374620, 1787006, 2102360, 2749240, 3574012, 4204720, 4467515, 5498480, 7148024, 8935030, 14296048, 17870060, 35740120, 71480240]

約数ペア:

[(1, 71480240), (2, 35740120), (4, 17870060), (5, 14296048), (8, 8935030), (10, 7148024), (13, 5498480), (16, 4467515), (17, 4204720), (20, 3574012), (26, 2749240), (34, 2102360), (40, 1787006), (52, 1374620), (65, 1099696), (68, 1051180), (80, 893503), (85, 840944), (104, 687310), (130, 549848), (136, 525590), (169, 422960), (170, 420472), (208, 343655), (221, 323440), (260, 274924), (272, 262795), (311, 229840), (338, 211480), (340, 210236), (442, 161720), (520, 137462), (622, 114920), (676, 105740), (680, 105118), (845, 84592), (884, 80860), (1040, 68731), (1105, 64688), (1244, 57460), (1352, 52870), (1360, 52559), (1555, 45968), (1690, 42296), (1768, 40430), (2210, 32344), (2488, 28730), (2704, 26435), (2873, 24880), (3110, 22984), (3380, 21148), (3536, 20215), (4043, 17680), (4420, 16172), (4976, 14365), (5287, 13520), (5746, 12440), (6220, 11492), (6760, 10574), (8086, 8840)]