399134820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{6053}}^1$

素因数の和:6229

約数の個数: 96

約数和(自身を含む): 1285579008

約数和(自身を除く): 886444188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 157, 210, 314, 420, 471, 628, 785, 942, 1099, 1570, 1884, 2198, 2355, 3140, 3297, 4396, 4710, 5495, 6053, 6594, 9420, 10990, 12106, 13188, 16485, 18159, 21980, 24212, 30265, 32970, 36318, 42371, 60530, 65940, 72636, 84742, 90795, 121060, 127113, 169484, 181590, 211855, 254226, 363180, 423710, 508452, 635565, 847420, 950321, 1271130, 1900642, 2542260, 2850963, 3801284, 4751605, 5701926, 6652247, 9503210, 11403852, 13304494, 14254815, 19006420, 19956741, 26608988, 28509630, 33261235, 39913482, 57019260, 66522470, 79826964, 99783705, 133044940, 199567410, 399134820]

約数ペア:

[(1, 399134820), (2, 199567410), (3, 133044940), (4, 99783705), (5, 79826964), (6, 66522470), (7, 57019260), (10, 39913482), (12, 33261235), (14, 28509630), (15, 26608988), (20, 19956741), (21, 19006420), (28, 14254815), (30, 13304494), (35, 11403852), (42, 9503210), (60, 6652247), (70, 5701926), (84, 4751605), (105, 3801284), (140, 2850963), (157, 2542260), (210, 1900642), (314, 1271130), (420, 950321), (471, 847420), (628, 635565), (785, 508452), (942, 423710), (1099, 363180), (1570, 254226), (1884, 211855), (2198, 181590), (2355, 169484), (3140, 127113), (3297, 121060), (4396, 90795), (4710, 84742), (5495, 72636), (6053, 65940), (6594, 60530), (9420, 42371), (10990, 36318), (12106, 32970), (13188, 30265), (16485, 24212), (18159, 21980)]