28116120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 89994240

約数和(自身を除く): 61878120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 61, 69, 92, 115, 120, 122, 138, 167, 183, 184, 230, 244, 276, 305, 334, 345, 366, 460, 488, 501, 552, 610, 668, 690, 732, 835, 915, 920, 1002, 1220, 1336, 1380, 1403, 1464, 1670, 1830, 2004, 2440, 2505, 2760, 2806, 3340, 3660, 3841, 4008, 4209, 5010, 5612, 6680, 7015, 7320, 7682, 8418, 10020, 10187, 11224, 11523, 14030, 15364, 16836, 19205, 20040, 20374, 21045, 23046, 28060, 30561, 30728, 33672, 38410, 40748, 42090, 46092, 50935, 56120, 57615, 61122, 76820, 81496, 84180, 92184, 101870, 115230, 122244, 152805, 153640, 168360, 203740, 230460, 234301, 244488, 305610, 407480, 460920, 468602, 611220, 702903, 937204, 1171505, 1222440, 1405806, 1874408, 2343010, 2811612, 3514515, 4686020, 5623224, 7029030, 9372040, 14058060, 28116120]

約数ペア:

[(1, 28116120), (2, 14058060), (3, 9372040), (4, 7029030), (5, 5623224), (6, 4686020), (8, 3514515), (10, 2811612), (12, 2343010), (15, 1874408), (20, 1405806), (23, 1222440), (24, 1171505), (30, 937204), (40, 702903), (46, 611220), (60, 468602), (61, 460920), (69, 407480), (92, 305610), (115, 244488), (120, 234301), (122, 230460), (138, 203740), (167, 168360), (183, 153640), (184, 152805), (230, 122244), (244, 115230), (276, 101870), (305, 92184), (334, 84180), (345, 81496), (366, 76820), (460, 61122), (488, 57615), (501, 56120), (552, 50935), (610, 46092), (668, 42090), (690, 40748), (732, 38410), (835, 33672), (915, 30728), (920, 30561), (1002, 28060), (1220, 23046), (1336, 21045), (1380, 20374), (1403, 20040), (1464, 19205), (1670, 16836), (1830, 15364), (2004, 14030), (2440, 11523), (2505, 11224), (2760, 10187), (2806, 10020), (3340, 8418), (3660, 7682), (3841, 7320), (4008, 7015), (4209, 6680), (5010, 5612)]