286333460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1861}}^1$

素因数の和:2041

約数の個数: 72

約数和(自身を含む): 704305224

約数和(自身を除く): 417971764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 196, 245, 314, 490, 628, 785, 980, 1099, 1570, 1861, 2198, 3140, 3722, 4396, 5495, 7444, 7693, 9305, 10990, 13027, 15386, 18610, 21980, 26054, 30772, 37220, 38465, 52108, 65135, 76930, 91189, 130270, 153860, 182378, 260540, 292177, 364756, 455945, 584354, 911890, 1168708, 1460885, 1823780, 2045239, 2921770, 4090478, 5843540, 8180956, 10226195, 14316673, 20452390, 28633346, 40904780, 57266692, 71583365, 143166730, 286333460]

約数ペア:

[(1, 286333460), (2, 143166730), (4, 71583365), (5, 57266692), (7, 40904780), (10, 28633346), (14, 20452390), (20, 14316673), (28, 10226195), (35, 8180956), (49, 5843540), (70, 4090478), (98, 2921770), (140, 2045239), (157, 1823780), (196, 1460885), (245, 1168708), (314, 911890), (490, 584354), (628, 455945), (785, 364756), (980, 292177), (1099, 260540), (1570, 182378), (1861, 153860), (2198, 130270), (3140, 91189), (3722, 76930), (4396, 65135), (5495, 52108), (7444, 38465), (7693, 37220), (9305, 30772), (10990, 26054), (13027, 21980), (15386, 18610)]