323920688

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{587}}^1$

素因数の和:994

約数の個数: 80

約数和(自身を含む): 775783680

約数和(自身を除く): 451862992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 379, 587, 728, 758, 1174, 1456, 1516, 2348, 2653, 3032, 4109, 4696, 4927, 5306, 6064, 7631, 8218, 9392, 9854, 10612, 15262, 16436, 19708, 21224, 30524, 32872, 34489, 39416, 42448, 53417, 61048, 65744, 68978, 78832, 106834, 122096, 137956, 213668, 222473, 275912, 427336, 444946, 551824, 854672, 889892, 1557311, 1779784, 2892149, 3114622, 3559568, 5784298, 6229244, 11568596, 12458488, 20245043, 23137192, 24916976, 40490086, 46274384, 80980172, 161960344, 323920688]

約数ペア:

[(1, 323920688), (2, 161960344), (4, 80980172), (7, 46274384), (8, 40490086), (13, 24916976), (14, 23137192), (16, 20245043), (26, 12458488), (28, 11568596), (52, 6229244), (56, 5784298), (91, 3559568), (104, 3114622), (112, 2892149), (182, 1779784), (208, 1557311), (364, 889892), (379, 854672), (587, 551824), (728, 444946), (758, 427336), (1174, 275912), (1456, 222473), (1516, 213668), (2348, 137956), (2653, 122096), (3032, 106834), (4109, 78832), (4696, 68978), (4927, 65744), (5306, 61048), (6064, 53417), (7631, 42448), (8218, 39416), (9392, 34489), (9854, 32872), (10612, 30524), (15262, 21224), (16436, 19708)]