84728340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27689}}^1$

素因数の和:27721

約数の個数: 72

約数和(自身を含む): 272137320

約数和(自身を除く): 187408980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 27689, 55378, 83067, 110756, 138445, 166134, 249201, 276890, 332268, 415335, 470713, 498402, 553780, 830670, 941426, 996804, 1246005, 1412139, 1661340, 1882852, 2353565, 2492010, 2824278, 4236417, 4707130, 4984020, 5648556, 7060695, 8472834, 9414260, 14121390, 16945668, 21182085, 28242780, 42364170, 84728340]

約数ペア:

[(1, 84728340), (2, 42364170), (3, 28242780), (4, 21182085), (5, 16945668), (6, 14121390), (9, 9414260), (10, 8472834), (12, 7060695), (15, 5648556), (17, 4984020), (18, 4707130), (20, 4236417), (30, 2824278), (34, 2492010), (36, 2353565), (45, 1882852), (51, 1661340), (60, 1412139), (68, 1246005), (85, 996804), (90, 941426), (102, 830670), (153, 553780), (170, 498402), (180, 470713), (204, 415335), (255, 332268), (306, 276890), (340, 249201), (510, 166134), (612, 138445), (765, 110756), (1020, 83067), (1530, 55378), (3060, 27689)]