28989660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3001}}^1$

素因数の和:3043

約数の個数: 96

約数和(自身を含む): 96832512

約数和(自身を除く): 67842852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3001, 3220, 4830, 6002, 9003, 9660, 12004, 15005, 18006, 21007, 30010, 36012, 42014, 45015, 60020, 63021, 69023, 84028, 90030, 105035, 126042, 138046, 180060, 207069, 210070, 252084, 276092, 315105, 345115, 414138, 420140, 483161, 630210, 690230, 828276, 966322, 1035345, 1260420, 1380460, 1449483, 1932644, 2070690, 2415805, 2898966, 4141380, 4831610, 5797932, 7247415, 9663220, 14494830, 28989660]

約数ペア:

[(1, 28989660), (2, 14494830), (3, 9663220), (4, 7247415), (5, 5797932), (6, 4831610), (7, 4141380), (10, 2898966), (12, 2415805), (14, 2070690), (15, 1932644), (20, 1449483), (21, 1380460), (23, 1260420), (28, 1035345), (30, 966322), (35, 828276), (42, 690230), (46, 630210), (60, 483161), (69, 420140), (70, 414138), (84, 345115), (92, 315105), (105, 276092), (115, 252084), (138, 210070), (140, 207069), (161, 180060), (210, 138046), (230, 126042), (276, 105035), (322, 90030), (345, 84028), (420, 69023), (460, 63021), (483, 60020), (644, 45015), (690, 42014), (805, 36012), (966, 30010), (1380, 21007), (1610, 18006), (1932, 15005), (2415, 12004), (3001, 9660), (3220, 9003), (4830, 6002)]