305499180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42787}}^1$

素因数の和:42823

約数の個数: 96

約数和(自身を含む): 1035127296

約数和(自身を除く): 729628116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 42787, 85574, 128361, 171148, 213935, 256722, 299509, 427870, 513444, 599018, 641805, 727379, 855740, 898527, 1198036, 1283610, 1454758, 1497545, 1797054, 2182137, 2567220, 2909516, 2995090, 3594108, 3636895, 4364274, 4492635, 5091653, 5990180, 7273790, 8728548, 8985270, 10183306, 10910685, 14547580, 15274959, 17970540, 20366612, 21821370, 25458265, 30549918, 43642740, 50916530, 61099836, 76374795, 101833060, 152749590, 305499180]

約数ペア:

[(1, 305499180), (2, 152749590), (3, 101833060), (4, 76374795), (5, 61099836), (6, 50916530), (7, 43642740), (10, 30549918), (12, 25458265), (14, 21821370), (15, 20366612), (17, 17970540), (20, 15274959), (21, 14547580), (28, 10910685), (30, 10183306), (34, 8985270), (35, 8728548), (42, 7273790), (51, 5990180), (60, 5091653), (68, 4492635), (70, 4364274), (84, 3636895), (85, 3594108), (102, 2995090), (105, 2909516), (119, 2567220), (140, 2182137), (170, 1797054), (204, 1497545), (210, 1454758), (238, 1283610), (255, 1198036), (340, 898527), (357, 855740), (420, 727379), (476, 641805), (510, 599018), (595, 513444), (714, 427870), (1020, 299509), (1190, 256722), (1428, 213935), (1785, 171148), (2380, 128361), (3570, 85574), (7140, 42787)]