312172800

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:329

約数の個数: 216

約数和(自身を含む): 1049307840

約数和(自身を除く): 737135040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 71, 75, 80, 96, 100, 120, 128, 142, 150, 160, 192, 200, 213, 229, 240, 256, 284, 300, 320, 355, 384, 400, 426, 458, 480, 568, 600, 640, 687, 710, 768, 800, 852, 916, 960, 1065, 1136, 1145, 1200, 1280, 1374, 1420, 1600, 1704, 1775, 1832, 1920, 2130, 2272, 2290, 2400, 2748, 2840, 3200, 3408, 3435, 3550, 3664, 3840, 4260, 4544, 4580, 4800, 5325, 5496, 5680, 5725, 6400, 6816, 6870, 7100, 7328, 8520, 9088, 9160, 9600, 10650, 10992, 11360, 11450, 13632, 13740, 14200, 14656, 16259, 17040, 17175, 18176, 18320, 19200, 21300, 21984, 22720, 22900, 27264, 27480, 28400, 29312, 32518, 34080, 34350, 36640, 42600, 43968, 45440, 45800, 48777, 54528, 54960, 56800, 58624, 65036, 68160, 68700, 73280, 81295, 85200, 87936, 90880, 91600, 97554, 109920, 113600, 130072, 136320, 137400, 146560, 162590, 170400, 175872, 183200, 195108, 219840, 227200, 243885, 260144, 272640, 274800, 293120, 325180, 340800, 366400, 390216, 406475, 439680, 454400, 487770, 520288, 549600, 650360, 681600, 732800, 780432, 812950, 879360, 975540, 1040576, 1099200, 1219425, 1300720, 1363200, 1465600, 1560864, 1625900, 1951080, 2081152, 2198400, 2438850, 2601440, 3121728, 3251800, 3902160, 4162304, 4396800, 4877700, 5202880, 6243456, 6503600, 7804320, 9755400, 10405760, 12486912, 13007200, 15608640, 19510800, 20811520, 26014400, 31217280, 39021600, 52028800, 62434560, 78043200, 104057600, 156086400, 312172800]

約数ペア:

[(1, 312172800), (2, 156086400), (3, 104057600), (4, 78043200), (5, 62434560), (6, 52028800), (8, 39021600), (10, 31217280), (12, 26014400), (15, 20811520), (16, 19510800), (20, 15608640), (24, 13007200), (25, 12486912), (30, 10405760), (32, 9755400), (40, 7804320), (48, 6503600), (50, 6243456), (60, 5202880), (64, 4877700), (71, 4396800), (75, 4162304), (80, 3902160), (96, 3251800), (100, 3121728), (120, 2601440), (128, 2438850), (142, 2198400), (150, 2081152), (160, 1951080), (192, 1625900), (200, 1560864), (213, 1465600), (229, 1363200), (240, 1300720), (256, 1219425), (284, 1099200), (300, 1040576), (320, 975540), (355, 879360), (384, 812950), (400, 780432), (426, 732800), (458, 681600), (480, 650360), (568, 549600), (600, 520288), (640, 487770), (687, 454400), (710, 439680), (768, 406475), (800, 390216), (852, 366400), (916, 340800), (960, 325180), (1065, 293120), (1136, 274800), (1145, 272640), (1200, 260144), (1280, 243885), (1374, 227200), (1420, 219840), (1600, 195108), (1704, 183200), (1775, 175872), (1832, 170400), (1920, 162590), (2130, 146560), (2272, 137400), (2290, 136320), (2400, 130072), (2748, 113600), (2840, 109920), (3200, 97554), (3408, 91600), (3435, 90880), (3550, 87936), (3664, 85200), (3840, 81295), (4260, 73280), (4544, 68700), (4580, 68160), (4800, 65036), (5325, 58624), (5496, 56800), (5680, 54960), (5725, 54528), (6400, 48777), (6816, 45800), (6870, 45440), (7100, 43968), (7328, 42600), (8520, 36640), (9088, 34350), (9160, 34080), (9600, 32518), (10650, 29312), (10992, 28400), (11360, 27480), (11450, 27264), (13632, 22900), (13740, 22720), (14200, 21984), (14656, 21300), (16259, 19200), (17040, 18320), (17175, 18176)]