231638820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17791}}^1$

素因数の和:17841

約数の個数: 96

約数和(自身を含む): 765198336

約数和(自身を除く): 533559516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 17791, 35582, 53373, 71164, 88955, 106746, 124537, 177910, 213492, 249074, 266865, 355820, 373611, 498148, 533730, 551521, 622685, 747222, 1067460, 1103042, 1245370, 1494444, 1654563, 1868055, 2206084, 2490740, 2757605, 3309126, 3736110, 3860647, 5515210, 6618252, 7472220, 7721294, 8272815, 11030420, 11581941, 15442588, 16545630, 19303235, 23163882, 33091260, 38606470, 46327764, 57909705, 77212940, 115819410, 231638820]

約数ペア:

[(1, 231638820), (2, 115819410), (3, 77212940), (4, 57909705), (5, 46327764), (6, 38606470), (7, 33091260), (10, 23163882), (12, 19303235), (14, 16545630), (15, 15442588), (20, 11581941), (21, 11030420), (28, 8272815), (30, 7721294), (31, 7472220), (35, 6618252), (42, 5515210), (60, 3860647), (62, 3736110), (70, 3309126), (84, 2757605), (93, 2490740), (105, 2206084), (124, 1868055), (140, 1654563), (155, 1494444), (186, 1245370), (210, 1103042), (217, 1067460), (310, 747222), (372, 622685), (420, 551521), (434, 533730), (465, 498148), (620, 373611), (651, 355820), (868, 266865), (930, 249074), (1085, 213492), (1302, 177910), (1860, 124537), (2170, 106746), (2604, 88955), (3255, 71164), (4340, 53373), (6510, 35582), (13020, 17791)]