156820920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{76873}}^1$

素因数の和:76904

約数の個数: 64

約数和(自身を含む): 498143520

約数和(自身を除く): 341322600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 76873, 153746, 230619, 307492, 384365, 461238, 614984, 768730, 922476, 1153095, 1306841, 1537460, 1844952, 2306190, 2613682, 3074920, 3920523, 4612380, 5227364, 6534205, 7841046, 9224760, 10454728, 13068410, 15682092, 19602615, 26136820, 31364184, 39205230, 52273640, 78410460, 156820920]

約数ペア:

[(1, 156820920), (2, 78410460), (3, 52273640), (4, 39205230), (5, 31364184), (6, 26136820), (8, 19602615), (10, 15682092), (12, 13068410), (15, 10454728), (17, 9224760), (20, 7841046), (24, 6534205), (30, 5227364), (34, 4612380), (40, 3920523), (51, 3074920), (60, 2613682), (68, 2306190), (85, 1844952), (102, 1537460), (120, 1306841), (136, 1153095), (170, 922476), (204, 768730), (255, 614984), (340, 461238), (408, 384365), (510, 307492), (680, 230619), (1020, 153746), (2040, 76873)]