262507140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1327}}^1$

素因数の和:1506

約数の個数: 144

約数和(自身を含む): 916511232

約数和(自身を除く): 654004092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 157, 180, 210, 252, 314, 315, 420, 471, 628, 630, 785, 942, 1099, 1260, 1327, 1413, 1570, 1884, 2198, 2355, 2654, 2826, 3140, 3297, 3981, 4396, 4710, 5308, 5495, 5652, 6594, 6635, 7065, 7962, 9289, 9420, 9891, 10990, 11943, 13188, 13270, 14130, 15924, 16485, 18578, 19782, 19905, 21980, 23886, 26540, 27867, 28260, 32970, 37156, 39564, 39810, 46445, 47772, 49455, 55734, 59715, 65940, 79620, 83601, 92890, 98910, 111468, 119430, 139335, 167202, 185780, 197820, 208339, 238860, 278670, 334404, 416678, 418005, 557340, 625017, 833356, 836010, 1041695, 1250034, 1458373, 1672020, 1875051, 2083390, 2500068, 2916746, 3125085, 3750102, 4166780, 4375119, 5833492, 6250170, 7291865, 7500204, 8750238, 9375255, 12500340, 13125357, 14583730, 17500476, 18750510, 21875595, 26250714, 29167460, 37501020, 43751190, 52501428, 65626785, 87502380, 131253570, 262507140]

約数ペア:

[(1, 262507140), (2, 131253570), (3, 87502380), (4, 65626785), (5, 52501428), (6, 43751190), (7, 37501020), (9, 29167460), (10, 26250714), (12, 21875595), (14, 18750510), (15, 17500476), (18, 14583730), (20, 13125357), (21, 12500340), (28, 9375255), (30, 8750238), (35, 7500204), (36, 7291865), (42, 6250170), (45, 5833492), (60, 4375119), (63, 4166780), (70, 3750102), (84, 3125085), (90, 2916746), (105, 2500068), (126, 2083390), (140, 1875051), (157, 1672020), (180, 1458373), (210, 1250034), (252, 1041695), (314, 836010), (315, 833356), (420, 625017), (471, 557340), (628, 418005), (630, 416678), (785, 334404), (942, 278670), (1099, 238860), (1260, 208339), (1327, 197820), (1413, 185780), (1570, 167202), (1884, 139335), (2198, 119430), (2355, 111468), (2654, 98910), (2826, 92890), (3140, 83601), (3297, 79620), (3981, 65940), (4396, 59715), (4710, 55734), (5308, 49455), (5495, 47772), (5652, 46445), (6594, 39810), (6635, 39564), (7065, 37156), (7962, 32970), (9289, 28260), (9420, 27867), (9891, 26540), (10990, 23886), (11943, 21980), (13188, 19905), (13270, 19782), (14130, 18578), (15924, 16485)]