87458520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 279936000

約数和(自身を除く): 192477480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 89, 95, 114, 120, 152, 178, 190, 228, 267, 285, 356, 380, 431, 445, 456, 534, 570, 712, 760, 862, 890, 1068, 1140, 1293, 1335, 1691, 1724, 1780, 2136, 2155, 2280, 2586, 2670, 3382, 3448, 3560, 4310, 5073, 5172, 5340, 6465, 6764, 8189, 8455, 8620, 10146, 10344, 10680, 12930, 13528, 16378, 16910, 17240, 20292, 24567, 25365, 25860, 32756, 33820, 38359, 40584, 40945, 49134, 50730, 51720, 65512, 67640, 76718, 81890, 98268, 101460, 115077, 122835, 153436, 163780, 191795, 196536, 202920, 230154, 245670, 306872, 327560, 383590, 460308, 491340, 575385, 728821, 767180, 920616, 982680, 1150770, 1457642, 1534360, 2186463, 2301540, 2915284, 3644105, 4372926, 4603080, 5830568, 7288210, 8745852, 10932315, 14576420, 17491704, 21864630, 29152840, 43729260, 87458520]

約数ペア:

[(1, 87458520), (2, 43729260), (3, 29152840), (4, 21864630), (5, 17491704), (6, 14576420), (8, 10932315), (10, 8745852), (12, 7288210), (15, 5830568), (19, 4603080), (20, 4372926), (24, 3644105), (30, 2915284), (38, 2301540), (40, 2186463), (57, 1534360), (60, 1457642), (76, 1150770), (89, 982680), (95, 920616), (114, 767180), (120, 728821), (152, 575385), (178, 491340), (190, 460308), (228, 383590), (267, 327560), (285, 306872), (356, 245670), (380, 230154), (431, 202920), (445, 196536), (456, 191795), (534, 163780), (570, 153436), (712, 122835), (760, 115077), (862, 101460), (890, 98268), (1068, 81890), (1140, 76718), (1293, 67640), (1335, 65512), (1691, 51720), (1724, 50730), (1780, 49134), (2136, 40945), (2155, 40584), (2280, 38359), (2586, 33820), (2670, 32756), (3382, 25860), (3448, 25365), (3560, 24567), (4310, 20292), (5073, 17240), (5172, 16910), (5340, 16378), (6465, 13528), (6764, 12930), (8189, 10680), (8455, 10344), (8620, 10146)]