1639286520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{164587}}^1$

素因数の和:164684

約数の個数: 64

約数和(自身を含む): 4977141120

約数和(自身を除く): 3337854600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 164587, 329174, 493761, 658348, 822935, 987522, 1316696, 1645870, 1975044, 2468805, 3291740, 3950088, 4937610, 6583480, 9875220, 13660721, 19750440, 27321442, 40982163, 54642884, 68303605, 81964326, 109285768, 136607210, 163928652, 204910815, 273214420, 327857304, 409821630, 546428840, 819643260, 1639286520]

約数ペア:

[(1, 1639286520), (2, 819643260), (3, 546428840), (4, 409821630), (5, 327857304), (6, 273214420), (8, 204910815), (10, 163928652), (12, 136607210), (15, 109285768), (20, 81964326), (24, 68303605), (30, 54642884), (40, 40982163), (60, 27321442), (83, 19750440), (120, 13660721), (166, 9875220), (249, 6583480), (332, 4937610), (415, 3950088), (498, 3291740), (664, 2468805), (830, 1975044), (996, 1645870), (1245, 1316696), (1660, 987522), (1992, 822935), (2490, 658348), (3320, 493761), (4980, 329174), (9960, 164587)]