278329020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 793497600

約数和(自身を除く): 515168580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 163, 191, 298, 326, 382, 447, 489, 573, 596, 652, 745, 764, 815, 894, 955, 978, 1146, 1490, 1630, 1788, 1910, 1956, 2235, 2292, 2445, 2865, 2980, 3260, 3820, 4470, 4890, 5730, 8940, 9780, 11460, 24287, 28459, 31133, 48574, 56918, 62266, 72861, 85377, 93399, 97148, 113836, 121435, 124532, 142295, 145722, 155665, 170754, 186798, 242870, 284590, 291444, 311330, 341508, 364305, 373596, 426885, 466995, 485740, 569180, 622660, 728610, 853770, 933990, 1457220, 1707540, 1867980, 4638817, 9277634, 13916451, 18555268, 23194085, 27832902, 46388170, 55665804, 69582255, 92776340, 139164510, 278329020]

約数ペア:

[(1, 278329020), (2, 139164510), (3, 92776340), (4, 69582255), (5, 55665804), (6, 46388170), (10, 27832902), (12, 23194085), (15, 18555268), (20, 13916451), (30, 9277634), (60, 4638817), (149, 1867980), (163, 1707540), (191, 1457220), (298, 933990), (326, 853770), (382, 728610), (447, 622660), (489, 569180), (573, 485740), (596, 466995), (652, 426885), (745, 373596), (764, 364305), (815, 341508), (894, 311330), (955, 291444), (978, 284590), (1146, 242870), (1490, 186798), (1630, 170754), (1788, 155665), (1910, 145722), (1956, 142295), (2235, 124532), (2292, 121435), (2445, 113836), (2865, 97148), (2980, 93399), (3260, 85377), (3820, 72861), (4470, 62266), (4890, 56918), (5730, 48574), (8940, 31133), (9780, 28459), (11460, 24287)]