198381840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{48623}}^1$

素因数の和:48656

約数の個数: 80

約数和(自身を含む): 651172608

約数和(自身を除く): 452790768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 48623, 97246, 145869, 194492, 243115, 291738, 388984, 486230, 583476, 729345, 777968, 826591, 972460, 1166952, 1458690, 1653182, 1944920, 2333904, 2479773, 2917380, 3306364, 3889840, 4132955, 4959546, 5834760, 6612728, 8265910, 9919092, 11669520, 12398865, 13225456, 16531820, 19838184, 24797730, 33063640, 39676368, 49595460, 66127280, 99190920, 198381840]

約数ペア:

[(1, 198381840), (2, 99190920), (3, 66127280), (4, 49595460), (5, 39676368), (6, 33063640), (8, 24797730), (10, 19838184), (12, 16531820), (15, 13225456), (16, 12398865), (17, 11669520), (20, 9919092), (24, 8265910), (30, 6612728), (34, 5834760), (40, 4959546), (48, 4132955), (51, 3889840), (60, 3306364), (68, 2917380), (80, 2479773), (85, 2333904), (102, 1944920), (120, 1653182), (136, 1458690), (170, 1166952), (204, 972460), (240, 826591), (255, 777968), (272, 729345), (340, 583476), (408, 486230), (510, 388984), (680, 291738), (816, 243115), (1020, 194492), (1360, 145869), (2040, 97246), (4080, 48623)]