57880620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:740

約数の個数: 144

約数和(自身を含む): 203793408

約数和(自身を除く): 145912788

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, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 647, 710, 852, 994, 1065, 1260, 1278, 1294, 1420, 1491, 1941, 1988, 2130, 2485, 2556, 2588, 2982, 3195, 3235, 3882, 4260, 4473, 4529, 4970, 5823, 5964, 6390, 6470, 7455, 7764, 8946, 9058, 9705, 9940, 11646, 12780, 12940, 13587, 14910, 17892, 18116, 19410, 22365, 22645, 23292, 27174, 29115, 29820, 38820, 40761, 44730, 45290, 45937, 54348, 58230, 67935, 81522, 89460, 90580, 91874, 116460, 135870, 137811, 163044, 183748, 203805, 229685, 271740, 275622, 321559, 407610, 413433, 459370, 551244, 643118, 689055, 815220, 826866, 918740, 964677, 1286236, 1378110, 1607795, 1653732, 1929354, 2067165, 2756220, 2894031, 3215590, 3858708, 4134330, 4823385, 5788062, 6431180, 8268660, 9646770, 11576124, 14470155, 19293540, 28940310, 57880620]

約数ペア:

[(1, 57880620), (2, 28940310), (3, 19293540), (4, 14470155), (5, 11576124), (6, 9646770), (7, 8268660), (9, 6431180), (10, 5788062), (12, 4823385), (14, 4134330), (15, 3858708), (18, 3215590), (20, 2894031), (21, 2756220), (28, 2067165), (30, 1929354), (35, 1653732), (36, 1607795), (42, 1378110), (45, 1286236), (60, 964677), (63, 918740), (70, 826866), (71, 815220), (84, 689055), (90, 643118), (105, 551244), (126, 459370), (140, 413433), (142, 407610), (180, 321559), (210, 275622), (213, 271740), (252, 229685), (284, 203805), (315, 183748), (355, 163044), (420, 137811), (426, 135870), (497, 116460), (630, 91874), (639, 90580), (647, 89460), (710, 81522), (852, 67935), (994, 58230), (1065, 54348), (1260, 45937), (1278, 45290), (1294, 44730), (1420, 40761), (1491, 38820), (1941, 29820), (1988, 29115), (2130, 27174), (2485, 23292), (2556, 22645), (2588, 22365), (2982, 19410), (3195, 18116), (3235, 17892), (3882, 14910), (4260, 13587), (4473, 12940), (4529, 12780), (4970, 11646), (5823, 9940), (5964, 9705), (6390, 9058), (6470, 8946), (7455, 7764)]