128064720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2459}}^1$

素因数の和:2513

約数の個数: 160

約数和(自身を含む): 468541440

約数和(自身を除く): 340476720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2459, 2480, 2604, 3255, 3472, 3720, 4340, 4918, 5208, 6510, 7377, 7440, 8680, 9836, 10416, 12295, 13020, 14754, 17213, 17360, 19672, 24590, 26040, 29508, 34426, 36885, 39344, 49180, 51639, 52080, 59016, 68852, 73770, 76229, 86065, 98360, 103278, 118032, 137704, 147540, 152458, 172130, 196720, 206556, 228687, 258195, 275408, 295080, 304916, 344260, 381145, 413112, 457374, 516390, 533603, 590160, 609832, 688520, 762290, 826224, 914748, 1032780, 1067206, 1143435, 1219664, 1377040, 1524580, 1600809, 1829496, 2065560, 2134412, 2286870, 2668015, 3049160, 3201618, 3658992, 4131120, 4268824, 4573740, 5336030, 6098320, 6403236, 8004045, 8537648, 9147480, 10672060, 12806472, 16008090, 18294960, 21344120, 25612944, 32016180, 42688240, 64032360, 128064720]

約数ペア:

[(1, 128064720), (2, 64032360), (3, 42688240), (4, 32016180), (5, 25612944), (6, 21344120), (7, 18294960), (8, 16008090), (10, 12806472), (12, 10672060), (14, 9147480), (15, 8537648), (16, 8004045), (20, 6403236), (21, 6098320), (24, 5336030), (28, 4573740), (30, 4268824), (31, 4131120), (35, 3658992), (40, 3201618), (42, 3049160), (48, 2668015), (56, 2286870), (60, 2134412), (62, 2065560), (70, 1829496), (80, 1600809), (84, 1524580), (93, 1377040), (105, 1219664), (112, 1143435), (120, 1067206), (124, 1032780), (140, 914748), (155, 826224), (168, 762290), (186, 688520), (210, 609832), (217, 590160), (240, 533603), (248, 516390), (280, 457374), (310, 413112), (336, 381145), (372, 344260), (420, 304916), (434, 295080), (465, 275408), (496, 258195), (560, 228687), (620, 206556), (651, 196720), (744, 172130), (840, 152458), (868, 147540), (930, 137704), (1085, 118032), (1240, 103278), (1302, 98360), (1488, 86065), (1680, 76229), (1736, 73770), (1860, 68852), (2170, 59016), (2459, 52080), (2480, 51639), (2604, 49180), (3255, 39344), (3472, 36885), (3720, 34426), (4340, 29508), (4918, 26040), (5208, 24590), (6510, 19672), (7377, 17360), (7440, 17213), (8680, 14754), (9836, 13020), (10416, 12295)]