1019991000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{48571}}^1$

素因数の和:48602

約数の個数: 128

約数和(自身を含む): 3637071360

約数和(自身を除く): 2617080360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1500, 1750, 2100, 2625, 3000, 3500, 4200, 5250, 7000, 10500, 21000, 48571, 97142, 145713, 194284, 242855, 291426, 339997, 388568, 485710, 582852, 679994, 728565, 971420, 1019991, 1165704, 1214275, 1359988, 1457130, 1699985, 1942840, 2039982, 2428550, 2719976, 2914260, 3399970, 3642825, 4079964, 4857100, 5099955, 5828520, 6071375, 6799940, 7285650, 8159928, 8499925, 9714200, 10199910, 12142750, 13599880, 14571300, 16999850, 18214125, 20399820, 24285500, 25499775, 29142600, 33999700, 36428250, 40799640, 42499625, 48571000, 50999550, 67999400, 72856500, 84999250, 101999100, 127498875, 145713000, 169998500, 203998200, 254997750, 339997000, 509995500, 1019991000]

約数ペア:

[(1, 1019991000), (2, 509995500), (3, 339997000), (4, 254997750), (5, 203998200), (6, 169998500), (7, 145713000), (8, 127498875), (10, 101999100), (12, 84999250), (14, 72856500), (15, 67999400), (20, 50999550), (21, 48571000), (24, 42499625), (25, 40799640), (28, 36428250), (30, 33999700), (35, 29142600), (40, 25499775), (42, 24285500), (50, 20399820), (56, 18214125), (60, 16999850), (70, 14571300), (75, 13599880), (84, 12142750), (100, 10199910), (105, 9714200), (120, 8499925), (125, 8159928), (140, 7285650), (150, 6799940), (168, 6071375), (175, 5828520), (200, 5099955), (210, 4857100), (250, 4079964), (280, 3642825), (300, 3399970), (350, 2914260), (375, 2719976), (420, 2428550), (500, 2039982), (525, 1942840), (600, 1699985), (700, 1457130), (750, 1359988), (840, 1214275), (875, 1165704), (1000, 1019991), (1050, 971420), (1400, 728565), (1500, 679994), (1750, 582852), (2100, 485710), (2625, 388568), (3000, 339997), (3500, 291426), (4200, 242855), (5250, 194284), (7000, 145713), (10500, 97142), (21000, 48571)]