81182160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2399}}^1$

素因数の和:2465

約数の個数: 120

約数和(自身を含む): 278553600

約数和(自身を除く): 197371440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 120, 141, 144, 180, 188, 235, 240, 282, 360, 376, 423, 470, 564, 705, 720, 752, 846, 940, 1128, 1410, 1692, 1880, 2115, 2256, 2399, 2820, 3384, 3760, 4230, 4798, 5640, 6768, 7197, 8460, 9596, 11280, 11995, 14394, 16920, 19192, 21591, 23990, 28788, 33840, 35985, 38384, 43182, 47980, 57576, 71970, 86364, 95960, 107955, 112753, 115152, 143940, 172728, 191920, 215910, 225506, 287880, 338259, 345456, 431820, 451012, 563765, 575760, 676518, 863640, 902024, 1014777, 1127530, 1353036, 1691295, 1727280, 1804048, 2029554, 2255060, 2706072, 3382590, 4059108, 4510120, 5073885, 5412144, 6765180, 8118216, 9020240, 10147770, 13530360, 16236432, 20295540, 27060720, 40591080, 81182160]

約数ペア:

[(1, 81182160), (2, 40591080), (3, 27060720), (4, 20295540), (5, 16236432), (6, 13530360), (8, 10147770), (9, 9020240), (10, 8118216), (12, 6765180), (15, 5412144), (16, 5073885), (18, 4510120), (20, 4059108), (24, 3382590), (30, 2706072), (36, 2255060), (40, 2029554), (45, 1804048), (47, 1727280), (48, 1691295), (60, 1353036), (72, 1127530), (80, 1014777), (90, 902024), (94, 863640), (120, 676518), (141, 575760), (144, 563765), (180, 451012), (188, 431820), (235, 345456), (240, 338259), (282, 287880), (360, 225506), (376, 215910), (423, 191920), (470, 172728), (564, 143940), (705, 115152), (720, 112753), (752, 107955), (846, 95960), (940, 86364), (1128, 71970), (1410, 57576), (1692, 47980), (1880, 43182), (2115, 38384), (2256, 35985), (2399, 33840), (2820, 28788), (3384, 23990), (3760, 21591), (4230, 19192), (4798, 16920), (5640, 14394), (6768, 11995), (7197, 11280), (8460, 9596)]