42749700

素因数分解:

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

素因数の和:20381

約数の個数: 72

約数和(自身を含む): 141365952

約数和(自身を除く): 98616252

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, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 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, 2849980, 3053550, 3562475, 4274970, 6107100, 7124950, 8549940, 10687425, 14249900, 21374850, 42749700]

約数ペア:

[(1, 42749700), (2, 21374850), (3, 14249900), (4, 10687425), (5, 8549940), (6, 7124950), (7, 6107100), (10, 4274970), (12, 3562475), (14, 3053550), (15, 2849980), (20, 2137485), (21, 2035700), (25, 1709988), (28, 1526775), (30, 1424990), (35, 1221420), (42, 1017850), (50, 854994), (60, 712495), (70, 610710), (75, 569996), (84, 508925), (100, 427497), (105, 407140), (140, 305355), (150, 284998), (175, 244284), (210, 203570), (300, 142499), (350, 122142), (420, 101785), (525, 81428), (700, 61071), (1050, 40714), (2100, 20357)]