640041979200

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10257083}}^1$

素因数の和:10257121

約数の個数: 168

約数和(自身を含む): 2261399823648

約数和(自身を除く): 1621357844448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 192, 195, 200, 208, 240, 260, 300, 312, 320, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 832, 960, 975, 1040, 1200, 1248, 1300, 1560, 1600, 1950, 2080, 2400, 2496, 2600, 3120, 3900, 4160, 4800, 5200, 6240, 7800, 10400, 12480, 15600, 20800, 31200, 62400, 10257083, 20514166, 30771249, 41028332, 51285415, 61542498, 82056664, 102570830, 123084996, 133342079, 153856245, 164113328, 205141660, 246169992, 256427075, 266684158, 307712490, 328226656, 400026237, 410283320, 492339984, 512854150, 533368316, 615424980, 656453312, 666710395, 769281225, 800052474, 820566640, 984679968, 1025708300, 1066736632, 1230849960, 1333420790, 1538562450, 1600104948, 1641133280, 1969359936, 2000131185, 2051416600, 2133473264, 2461699920, 2666841580, 3077124900, 3200209896, 3282266560, 3333551975, 4000262370, 4102833200, 4266946528, 4923399840, 5333683160, 6154249800, 6400419792, 6667103950, 8000524740, 8205666400, 8533893056, 9846799680, 10000655925, 10667366320, 12308499600, 12800839584, 13334207900, 16001049480, 16411332800, 20001311850, 21334732640, 24616999200, 25601679168, 26668415800, 32002098960, 40002623700, 42669465280, 49233998400, 53336831600, 64004197920, 80005247400, 106673663200, 128008395840, 160010494800, 213347326400, 320020989600, 640041979200]

約数ペア:

[(1, 640041979200), (2, 320020989600), (3, 213347326400), (4, 160010494800), (5, 128008395840), (6, 106673663200), (8, 80005247400), (10, 64004197920), (12, 53336831600), (13, 49233998400), (15, 42669465280), (16, 40002623700), (20, 32002098960), (24, 26668415800), (25, 25601679168), (26, 24616999200), (30, 21334732640), (32, 20001311850), (39, 16411332800), (40, 16001049480), (48, 13334207900), (50, 12800839584), (52, 12308499600), (60, 10667366320), (64, 10000655925), (65, 9846799680), (75, 8533893056), (78, 8205666400), (80, 8000524740), (96, 6667103950), (100, 6400419792), (104, 6154249800), (120, 5333683160), (130, 4923399840), (150, 4266946528), (156, 4102833200), (160, 4000262370), (192, 3333551975), (195, 3282266560), (200, 3200209896), (208, 3077124900), (240, 2666841580), (260, 2461699920), (300, 2133473264), (312, 2051416600), (320, 2000131185), (325, 1969359936), (390, 1641133280), (400, 1600104948), (416, 1538562450), (480, 1333420790), (520, 1230849960), (600, 1066736632), (624, 1025708300), (650, 984679968), (780, 820566640), (800, 800052474), (832, 769281225), (960, 666710395), (975, 656453312), (1040, 615424980), (1200, 533368316), (1248, 512854150), (1300, 492339984), (1560, 410283320), (1600, 400026237), (1950, 328226656), (2080, 307712490), (2400, 266684158), (2496, 256427075), (2600, 246169992), (3120, 205141660), (3900, 164113328), (4160, 153856245), (4800, 133342079), (5200, 123084996), (6240, 102570830), (7800, 82056664), (10400, 61542498), (12480, 51285415), (15600, 41028332), (20800, 30771249), (31200, 20514166), (62400, 10257083)]