1385557560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{27689}}^1$

素因数の和:27845

約数の個数: 96

約数和(自身を含む): 4535622000

約数和(自身を除く): 3150064440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 139, 180, 278, 360, 417, 556, 695, 834, 1112, 1251, 1390, 1668, 2085, 2502, 2780, 3336, 4170, 5004, 5560, 6255, 8340, 10008, 12510, 16680, 25020, 27689, 50040, 55378, 83067, 110756, 138445, 166134, 221512, 249201, 276890, 332268, 415335, 498402, 553780, 664536, 830670, 996804, 1107560, 1246005, 1661340, 1993608, 2492010, 3322680, 3848771, 4984020, 7697542, 9968040, 11546313, 15395084, 19243855, 23092626, 30790168, 34638939, 38487710, 46185252, 57731565, 69277878, 76975420, 92370504, 115463130, 138555756, 153950840, 173194695, 230926260, 277111512, 346389390, 461852520, 692778780, 1385557560]

約数ペア:

[(1, 1385557560), (2, 692778780), (3, 461852520), (4, 346389390), (5, 277111512), (6, 230926260), (8, 173194695), (9, 153950840), (10, 138555756), (12, 115463130), (15, 92370504), (18, 76975420), (20, 69277878), (24, 57731565), (30, 46185252), (36, 38487710), (40, 34638939), (45, 30790168), (60, 23092626), (72, 19243855), (90, 15395084), (120, 11546313), (139, 9968040), (180, 7697542), (278, 4984020), (360, 3848771), (417, 3322680), (556, 2492010), (695, 1993608), (834, 1661340), (1112, 1246005), (1251, 1107560), (1390, 996804), (1668, 830670), (2085, 664536), (2502, 553780), (2780, 498402), (3336, 415335), (4170, 332268), (5004, 276890), (5560, 249201), (6255, 221512), (8340, 166134), (10008, 138445), (12510, 110756), (16680, 83067), (25020, 55378), (27689, 50040)]