921709920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{103}}^2\times {\mathrm{181}}^1$

素因数の和:405

約数の個数: 144

約数和(自身を含む): 2948046192

約数和(自身を除く): 2026336272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 103, 120, 160, 181, 206, 240, 309, 362, 412, 480, 515, 543, 618, 724, 824, 905, 1030, 1086, 1236, 1448, 1545, 1648, 1810, 2060, 2172, 2472, 2715, 2896, 3090, 3296, 3620, 4120, 4344, 4944, 5430, 5792, 6180, 7240, 8240, 8688, 9888, 10609, 10860, 12360, 14480, 16480, 17376, 18643, 21218, 21720, 24720, 28960, 31827, 37286, 42436, 43440, 49440, 53045, 55929, 63654, 74572, 84872, 86880, 93215, 106090, 111858, 127308, 149144, 159135, 169744, 186430, 212180, 223716, 254616, 279645, 298288, 318270, 339488, 372860, 424360, 447432, 509232, 559290, 596576, 636540, 745720, 848720, 894864, 1018464, 1118580, 1273080, 1491440, 1697440, 1789728, 1920229, 2237160, 2546160, 2982880, 3840458, 4474320, 5092320, 5760687, 7680916, 8948640, 9601145, 11521374, 15361832, 19202290, 23042748, 28803435, 30723664, 38404580, 46085496, 57606870, 61447328, 76809160, 92170992, 115213740, 153618320, 184341984, 230427480, 307236640, 460854960, 921709920]

約数ペア:

[(1, 921709920), (2, 460854960), (3, 307236640), (4, 230427480), (5, 184341984), (6, 153618320), (8, 115213740), (10, 92170992), (12, 76809160), (15, 61447328), (16, 57606870), (20, 46085496), (24, 38404580), (30, 30723664), (32, 28803435), (40, 23042748), (48, 19202290), (60, 15361832), (80, 11521374), (96, 9601145), (103, 8948640), (120, 7680916), (160, 5760687), (181, 5092320), (206, 4474320), (240, 3840458), (309, 2982880), (362, 2546160), (412, 2237160), (480, 1920229), (515, 1789728), (543, 1697440), (618, 1491440), (724, 1273080), (824, 1118580), (905, 1018464), (1030, 894864), (1086, 848720), (1236, 745720), (1448, 636540), (1545, 596576), (1648, 559290), (1810, 509232), (2060, 447432), (2172, 424360), (2472, 372860), (2715, 339488), (2896, 318270), (3090, 298288), (3296, 279645), (3620, 254616), (4120, 223716), (4344, 212180), (4944, 186430), (5430, 169744), (5792, 159135), (6180, 149144), (7240, 127308), (8240, 111858), (8688, 106090), (9888, 93215), (10609, 86880), (10860, 84872), (12360, 74572), (14480, 63654), (16480, 55929), (17376, 53045), (18643, 49440), (21218, 43440), (21720, 42436), (24720, 37286), (28960, 31827)]