213748500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{20357}}^1$

素因数の和:20386

約数の個数: 96

約数和(自身を含む): 711389952

約数和(自身を除く): 497641452

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 140, 150, 175, 210, 250, 300, 350, 375, 420, 500, 525, 700, 750, 875, 1050, 1500, 1750, 2100, 2625, 3500, 5250, 10500, 20357, 40714, 61071, 81428, 101785, 122142, 142499, 203570, 244284, 284998, 305355, 407140, 427497, 508925, 569996, 610710, 712495, 854994, 1017850, 1221420, 1424990, 1526775, 1709988, 2035700, 2137485, 2544625, 2849980, 3053550, 3562475, 4274970, 5089250, 6107100, 7124950, 7633875, 8549940, 10178500, 10687425, 14249900, 15267750, 17812375, 21374850, 30535500, 35624750, 42749700, 53437125, 71249500, 106874250, 213748500]

約数ペア:

[(1, 213748500), (2, 106874250), (3, 71249500), (4, 53437125), (5, 42749700), (6, 35624750), (7, 30535500), (10, 21374850), (12, 17812375), (14, 15267750), (15, 14249900), (20, 10687425), (21, 10178500), (25, 8549940), (28, 7633875), (30, 7124950), (35, 6107100), (42, 5089250), (50, 4274970), (60, 3562475), (70, 3053550), (75, 2849980), (84, 2544625), (100, 2137485), (105, 2035700), (125, 1709988), (140, 1526775), (150, 1424990), (175, 1221420), (210, 1017850), (250, 854994), (300, 712495), (350, 610710), (375, 569996), (420, 508925), (500, 427497), (525, 407140), (700, 305355), (750, 284998), (875, 244284), (1050, 203570), (1500, 142499), (1750, 122142), (2100, 101785), (2625, 81428), (3500, 61071), (5250, 40714), (10500, 20357)]