1918528000

素因数分解:

$2^9\times 5^3\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1031

約数の個数: 160

約数和(自身を含む): 4943397888

約数和(自身を除く): 3024869888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 128, 155, 160, 200, 248, 250, 256, 310, 320, 400, 496, 500, 512, 620, 640, 775, 800, 967, 992, 1000, 1240, 1280, 1550, 1600, 1934, 1984, 2000, 2480, 2560, 3100, 3200, 3868, 3875, 3968, 4000, 4835, 4960, 6200, 6400, 7736, 7750, 7936, 8000, 9670, 9920, 12400, 12800, 15472, 15500, 15872, 16000, 19340, 19840, 24175, 24800, 29977, 30944, 31000, 32000, 38680, 39680, 48350, 49600, 59954, 61888, 62000, 64000, 77360, 79360, 96700, 99200, 119908, 120875, 123776, 124000, 149885, 154720, 193400, 198400, 239816, 241750, 247552, 248000, 299770, 309440, 386800, 396800, 479632, 483500, 495104, 496000, 599540, 618880, 749425, 773600, 959264, 967000, 992000, 1199080, 1237760, 1498850, 1547200, 1918528, 1934000, 1984000, 2398160, 2475520, 2997700, 3094400, 3747125, 3837056, 3868000, 4796320, 5995400, 6188800, 7494250, 7674112, 7736000, 9592640, 11990800, 12377600, 14988500, 15348224, 15472000, 19185280, 23981600, 29977000, 30944000, 38370560, 47963200, 59954000, 61888000, 76741120, 95926400, 119908000, 191852800, 239816000, 383705600, 479632000, 959264000, 1918528000]

約数ペア:

[(1, 1918528000), (2, 959264000), (4, 479632000), (5, 383705600), (8, 239816000), (10, 191852800), (16, 119908000), (20, 95926400), (25, 76741120), (31, 61888000), (32, 59954000), (40, 47963200), (50, 38370560), (62, 30944000), (64, 29977000), (80, 23981600), (100, 19185280), (124, 15472000), (125, 15348224), (128, 14988500), (155, 12377600), (160, 11990800), (200, 9592640), (248, 7736000), (250, 7674112), (256, 7494250), (310, 6188800), (320, 5995400), (400, 4796320), (496, 3868000), (500, 3837056), (512, 3747125), (620, 3094400), (640, 2997700), (775, 2475520), (800, 2398160), (967, 1984000), (992, 1934000), (1000, 1918528), (1240, 1547200), (1280, 1498850), (1550, 1237760), (1600, 1199080), (1934, 992000), (1984, 967000), (2000, 959264), (2480, 773600), (2560, 749425), (3100, 618880), (3200, 599540), (3868, 496000), (3875, 495104), (3968, 483500), (4000, 479632), (4835, 396800), (4960, 386800), (6200, 309440), (6400, 299770), (7736, 248000), (7750, 247552), (7936, 241750), (8000, 239816), (9670, 198400), (9920, 193400), (12400, 154720), (12800, 149885), (15472, 124000), (15500, 123776), (15872, 120875), (16000, 119908), (19340, 99200), (19840, 96700), (24175, 79360), (24800, 77360), (29977, 64000), (30944, 62000), (31000, 61888), (32000, 59954), (38680, 49600), (39680, 48350)]