28272360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13859}}^1$

素因数の和:13890

約数の個数: 64

約数和(自身を含む): 89812800

約数和(自身を除く): 61540440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 13859, 27718, 41577, 55436, 69295, 83154, 110872, 138590, 166308, 207885, 235603, 277180, 332616, 415770, 471206, 554360, 706809, 831540, 942412, 1178015, 1413618, 1663080, 1884824, 2356030, 2827236, 3534045, 4712060, 5654472, 7068090, 9424120, 14136180, 28272360]

約数ペア:

[(1, 28272360), (2, 14136180), (3, 9424120), (4, 7068090), (5, 5654472), (6, 4712060), (8, 3534045), (10, 2827236), (12, 2356030), (15, 1884824), (17, 1663080), (20, 1413618), (24, 1178015), (30, 942412), (34, 831540), (40, 706809), (51, 554360), (60, 471206), (68, 415770), (85, 332616), (102, 277180), (120, 235603), (136, 207885), (170, 166308), (204, 138590), (255, 110872), (340, 83154), (408, 69295), (510, 55436), (680, 41577), (1020, 27718), (2040, 13859)]