28970340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2999}}^1$

素因数の和:3041

約数の個数: 96

約数和(自身を含む): 96768000

約数和(自身を除く): 67797660

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, 2999, 3220, 4830, 5998, 8997, 9660, 11996, 14995, 17994, 20993, 29990, 35988, 41986, 44985, 59980, 62979, 68977, 83972, 89970, 104965, 125958, 137954, 179940, 206931, 209930, 251916, 275908, 314895, 344885, 413862, 419860, 482839, 629790, 689770, 827724, 965678, 1034655, 1259580, 1379540, 1448517, 1931356, 2069310, 2414195, 2897034, 4138620, 4828390, 5794068, 7242585, 9656780, 14485170, 28970340]

約数ペア:

[(1, 28970340), (2, 14485170), (3, 9656780), (4, 7242585), (5, 5794068), (6, 4828390), (7, 4138620), (10, 2897034), (12, 2414195), (14, 2069310), (15, 1931356), (20, 1448517), (21, 1379540), (23, 1259580), (28, 1034655), (30, 965678), (35, 827724), (42, 689770), (46, 629790), (60, 482839), (69, 419860), (70, 413862), (84, 344885), (92, 314895), (105, 275908), (115, 251916), (138, 209930), (140, 206931), (161, 179940), (210, 137954), (230, 125958), (276, 104965), (322, 89970), (345, 83972), (420, 68977), (460, 62979), (483, 59980), (644, 44985), (690, 41986), (805, 35988), (966, 29990), (1380, 20993), (1610, 17994), (1932, 14995), (2415, 11996), (2999, 9660), (3220, 8997), (4830, 5998)]