345611280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{205721}}^1$

素因数の和:205744

約数の個数: 80

約数和(自身を含む): 1224457344

約数和(自身を除く): 878846064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 205721, 411442, 617163, 822884, 1028605, 1234326, 1440047, 1645768, 2057210, 2468652, 2880094, 3085815, 3291536, 4114420, 4320141, 4937304, 5760188, 6171630, 7200235, 8228840, 8640282, 9874608, 11520376, 12343260, 14400470, 16457680, 17280564, 21600705, 23040752, 24686520, 28800940, 34561128, 43201410, 49373040, 57601880, 69122256, 86402820, 115203760, 172805640, 345611280]

約数ペア:

[(1, 345611280), (2, 172805640), (3, 115203760), (4, 86402820), (5, 69122256), (6, 57601880), (7, 49373040), (8, 43201410), (10, 34561128), (12, 28800940), (14, 24686520), (15, 23040752), (16, 21600705), (20, 17280564), (21, 16457680), (24, 14400470), (28, 12343260), (30, 11520376), (35, 9874608), (40, 8640282), (42, 8228840), (48, 7200235), (56, 6171630), (60, 5760188), (70, 4937304), (80, 4320141), (84, 4114420), (105, 3291536), (112, 3085815), (120, 2880094), (140, 2468652), (168, 2057210), (210, 1645768), (240, 1440047), (280, 1234326), (336, 1028605), (420, 822884), (560, 617163), (840, 411442), (1680, 205721)]