147745520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7477}}^1$

素因数の和:7522

約数の個数: 80

約数和(自身を含む): 389454240

約数和(自身を除く): 241708720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 7477, 9880, 14954, 19760, 29908, 37385, 59816, 74770, 97201, 119632, 142063, 149540, 194402, 284126, 299080, 388804, 486005, 568252, 598160, 710315, 777608, 972010, 1136504, 1420630, 1555216, 1846819, 1944020, 2273008, 2841260, 3693638, 3888040, 5682520, 7387276, 7776080, 9234095, 11365040, 14774552, 18468190, 29549104, 36936380, 73872760, 147745520]

約数ペア:

[(1, 147745520), (2, 73872760), (4, 36936380), (5, 29549104), (8, 18468190), (10, 14774552), (13, 11365040), (16, 9234095), (19, 7776080), (20, 7387276), (26, 5682520), (38, 3888040), (40, 3693638), (52, 2841260), (65, 2273008), (76, 1944020), (80, 1846819), (95, 1555216), (104, 1420630), (130, 1136504), (152, 972010), (190, 777608), (208, 710315), (247, 598160), (260, 568252), (304, 486005), (380, 388804), (494, 299080), (520, 284126), (760, 194402), (988, 149540), (1040, 142063), (1235, 119632), (1520, 97201), (1976, 74770), (2470, 59816), (3952, 37385), (4940, 29908), (7477, 19760), (9880, 14954)]