42688240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2459}}^1$

素因数の和:2510

約数の個数: 80

約数和(自身を含む): 117135360

約数和(自身を除く): 74447120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2459, 2480, 3472, 4340, 4918, 8680, 9836, 12295, 17213, 17360, 19672, 24590, 34426, 39344, 49180, 68852, 76229, 86065, 98360, 137704, 152458, 172130, 196720, 275408, 304916, 344260, 381145, 533603, 609832, 688520, 762290, 1067206, 1219664, 1377040, 1524580, 2134412, 2668015, 3049160, 4268824, 5336030, 6098320, 8537648, 10672060, 21344120, 42688240]

約数ペア:

[(1, 42688240), (2, 21344120), (4, 10672060), (5, 8537648), (7, 6098320), (8, 5336030), (10, 4268824), (14, 3049160), (16, 2668015), (20, 2134412), (28, 1524580), (31, 1377040), (35, 1219664), (40, 1067206), (56, 762290), (62, 688520), (70, 609832), (80, 533603), (112, 381145), (124, 344260), (140, 304916), (155, 275408), (217, 196720), (248, 172130), (280, 152458), (310, 137704), (434, 98360), (496, 86065), (560, 76229), (620, 68852), (868, 49180), (1085, 39344), (1240, 34426), (1736, 24590), (2170, 19672), (2459, 17360), (2480, 17213), (3472, 12295), (4340, 9836), (4918, 8680)]