84491120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 233458272

約数和(自身を除く): 148967152

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, 157, 217, 248, 280, 310, 314, 434, 496, 560, 620, 628, 785, 868, 961, 1085, 1099, 1240, 1256, 1570, 1736, 1922, 2170, 2198, 2480, 2512, 3140, 3472, 3844, 4340, 4396, 4805, 4867, 5495, 6280, 6727, 7688, 8680, 8792, 9610, 9734, 10990, 12560, 13454, 15376, 17360, 17584, 19220, 19468, 21980, 24335, 26908, 33635, 34069, 38440, 38936, 43960, 48670, 53816, 67270, 68138, 76880, 77872, 87920, 97340, 107632, 134540, 136276, 150877, 170345, 194680, 269080, 272552, 301754, 340690, 389360, 538160, 545104, 603508, 681380, 754385, 1056139, 1207016, 1362760, 1508770, 2112278, 2414032, 2725520, 3017540, 4224556, 5280695, 6035080, 8449112, 10561390, 12070160, 16898224, 21122780, 42245560, 84491120]

約数ペア:

[(1, 84491120), (2, 42245560), (4, 21122780), (5, 16898224), (7, 12070160), (8, 10561390), (10, 8449112), (14, 6035080), (16, 5280695), (20, 4224556), (28, 3017540), (31, 2725520), (35, 2414032), (40, 2112278), (56, 1508770), (62, 1362760), (70, 1207016), (80, 1056139), (112, 754385), (124, 681380), (140, 603508), (155, 545104), (157, 538160), (217, 389360), (248, 340690), (280, 301754), (310, 272552), (314, 269080), (434, 194680), (496, 170345), (560, 150877), (620, 136276), (628, 134540), (785, 107632), (868, 97340), (961, 87920), (1085, 77872), (1099, 76880), (1240, 68138), (1256, 67270), (1570, 53816), (1736, 48670), (1922, 43960), (2170, 38936), (2198, 38440), (2480, 34069), (2512, 33635), (3140, 26908), (3472, 24335), (3844, 21980), (4340, 19468), (4396, 19220), (4805, 17584), (4867, 17360), (5495, 15376), (6280, 13454), (6727, 12560), (7688, 10990), (8680, 9734), (8792, 9610)]