1609201920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{677}}^1$

素因数の和:1320

約数の個数: 144

約数和(自身を含む): 5155295040

約数和(自身を除く): 3546093120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 619, 640, 677, 768, 960, 1238, 1280, 1354, 1857, 1920, 2031, 2476, 2708, 3095, 3385, 3714, 3840, 4062, 4952, 5416, 6190, 6770, 7428, 8124, 9285, 9904, 10155, 10832, 12380, 13540, 14856, 16248, 18570, 19808, 20310, 21664, 24760, 27080, 29712, 32496, 37140, 39616, 40620, 43328, 49520, 54160, 59424, 64992, 74280, 79232, 81240, 86656, 99040, 108320, 118848, 129984, 148560, 158464, 162480, 173312, 198080, 216640, 237696, 259968, 297120, 324960, 396160, 419063, 433280, 475392, 519936, 594240, 649920, 792320, 838126, 866560, 1188480, 1257189, 1299840, 1676252, 2095315, 2376960, 2514378, 2599680, 3352504, 4190630, 5028756, 6285945, 6705008, 8381260, 10057512, 12571890, 13410016, 16762520, 20115024, 25143780, 26820032, 33525040, 40230048, 50287560, 53640064, 67050080, 80460096, 100575120, 107280128, 134100160, 160920192, 201150240, 268200320, 321840384, 402300480, 536400640, 804600960, 1609201920]

約数ペア:

[(1, 1609201920), (2, 804600960), (3, 536400640), (4, 402300480), (5, 321840384), (6, 268200320), (8, 201150240), (10, 160920192), (12, 134100160), (15, 107280128), (16, 100575120), (20, 80460096), (24, 67050080), (30, 53640064), (32, 50287560), (40, 40230048), (48, 33525040), (60, 26820032), (64, 25143780), (80, 20115024), (96, 16762520), (120, 13410016), (128, 12571890), (160, 10057512), (192, 8381260), (240, 6705008), (256, 6285945), (320, 5028756), (384, 4190630), (480, 3352504), (619, 2599680), (640, 2514378), (677, 2376960), (768, 2095315), (960, 1676252), (1238, 1299840), (1280, 1257189), (1354, 1188480), (1857, 866560), (1920, 838126), (2031, 792320), (2476, 649920), (2708, 594240), (3095, 519936), (3385, 475392), (3714, 433280), (3840, 419063), (4062, 396160), (4952, 324960), (5416, 297120), (6190, 259968), (6770, 237696), (7428, 216640), (8124, 198080), (9285, 173312), (9904, 162480), (10155, 158464), (10832, 148560), (12380, 129984), (13540, 118848), (14856, 108320), (16248, 99040), (18570, 86656), (19808, 81240), (20310, 79232), (21664, 74280), (24760, 64992), (27080, 59424), (29712, 54160), (32496, 49520), (37140, 43328), (39616, 40620)]