2389307640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{4091}}^1$

素因数の和:4293

約数の個数: 128

約数和(自身を含む): 7448094720

約数和(自身を除く): 5058787080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 157, 186, 248, 310, 314, 372, 465, 471, 620, 628, 744, 785, 930, 942, 1240, 1256, 1570, 1860, 1884, 2355, 3140, 3720, 3768, 4091, 4710, 4867, 6280, 8182, 9420, 9734, 12273, 14601, 16364, 18840, 19468, 20455, 24335, 24546, 29202, 32728, 38936, 40910, 48670, 49092, 58404, 61365, 73005, 81820, 97340, 98184, 116808, 122730, 126821, 146010, 163640, 194680, 245460, 253642, 292020, 380463, 490920, 507284, 584040, 634105, 642287, 760926, 1014568, 1268210, 1284574, 1521852, 1902315, 1926861, 2536420, 2569148, 3043704, 3211435, 3804630, 3853722, 5072840, 5138296, 6422870, 7609260, 7707444, 9634305, 12845740, 15218520, 15414888, 19268610, 19910897, 25691480, 38537220, 39821794, 59732691, 77074440, 79643588, 99554485, 119465382, 159287176, 199108970, 238930764, 298663455, 398217940, 477861528, 597326910, 796435880, 1194653820, 2389307640]

約数ペア:

[(1, 2389307640), (2, 1194653820), (3, 796435880), (4, 597326910), (5, 477861528), (6, 398217940), (8, 298663455), (10, 238930764), (12, 199108970), (15, 159287176), (20, 119465382), (24, 99554485), (30, 79643588), (31, 77074440), (40, 59732691), (60, 39821794), (62, 38537220), (93, 25691480), (120, 19910897), (124, 19268610), (155, 15414888), (157, 15218520), (186, 12845740), (248, 9634305), (310, 7707444), (314, 7609260), (372, 6422870), (465, 5138296), (471, 5072840), (620, 3853722), (628, 3804630), (744, 3211435), (785, 3043704), (930, 2569148), (942, 2536420), (1240, 1926861), (1256, 1902315), (1570, 1521852), (1860, 1284574), (1884, 1268210), (2355, 1014568), (3140, 760926), (3720, 642287), (3768, 634105), (4091, 584040), (4710, 507284), (4867, 490920), (6280, 380463), (8182, 292020), (9420, 253642), (9734, 245460), (12273, 194680), (14601, 163640), (16364, 146010), (18840, 126821), (19468, 122730), (20455, 116808), (24335, 98184), (24546, 97340), (29202, 81820), (32728, 73005), (38936, 61365), (40910, 58404), (48670, 49092)]