28940310

素因数分解:

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

素因数の和:738

約数の個数: 96

約数和(自身を含む): 87340032

約数和(自身を除く): 58399722

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 71, 90, 105, 126, 142, 210, 213, 315, 355, 426, 497, 630, 639, 647, 710, 994, 1065, 1278, 1294, 1491, 1941, 2130, 2485, 2982, 3195, 3235, 3882, 4473, 4529, 4970, 5823, 6390, 6470, 7455, 8946, 9058, 9705, 11646, 13587, 14910, 19410, 22365, 22645, 27174, 29115, 40761, 44730, 45290, 45937, 58230, 67935, 81522, 91874, 135870, 137811, 203805, 229685, 275622, 321559, 407610, 413433, 459370, 643118, 689055, 826866, 964677, 1378110, 1607795, 1929354, 2067165, 2894031, 3215590, 4134330, 4823385, 5788062, 9646770, 14470155, 28940310]

約数ペア:

[(1, 28940310), (2, 14470155), (3, 9646770), (5, 5788062), (6, 4823385), (7, 4134330), (9, 3215590), (10, 2894031), (14, 2067165), (15, 1929354), (18, 1607795), (21, 1378110), (30, 964677), (35, 826866), (42, 689055), (45, 643118), (63, 459370), (70, 413433), (71, 407610), (90, 321559), (105, 275622), (126, 229685), (142, 203805), (210, 137811), (213, 135870), (315, 91874), (355, 81522), (426, 67935), (497, 58230), (630, 45937), (639, 45290), (647, 44730), (710, 40761), (994, 29115), (1065, 27174), (1278, 22645), (1294, 22365), (1491, 19410), (1941, 14910), (2130, 13587), (2485, 11646), (2982, 9705), (3195, 9058), (3235, 8946), (3882, 7455), (4473, 6470), (4529, 6390), (4970, 5823)]