75180420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19889}}^1$

素因数の和:19914

約数の個数: 96

約数和(自身を含む): 267321600

約数和(自身を除く): 192141180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 19889, 39778, 59667, 79556, 99445, 119334, 139223, 179001, 198890, 238668, 278446, 298335, 358002, 397780, 417669, 537003, 556892, 596670, 696115, 716004, 835338, 895005, 1074006, 1193340, 1253007, 1392230, 1670676, 1790010, 2088345, 2148012, 2506014, 2685015, 2784460, 3580020, 3759021, 4176690, 5012028, 5370030, 6265035, 7518042, 8353380, 10740060, 12530070, 15036084, 18795105, 25060140, 37590210, 75180420]

約数ペア:

[(1, 75180420), (2, 37590210), (3, 25060140), (4, 18795105), (5, 15036084), (6, 12530070), (7, 10740060), (9, 8353380), (10, 7518042), (12, 6265035), (14, 5370030), (15, 5012028), (18, 4176690), (20, 3759021), (21, 3580020), (27, 2784460), (28, 2685015), (30, 2506014), (35, 2148012), (36, 2088345), (42, 1790010), (45, 1670676), (54, 1392230), (60, 1253007), (63, 1193340), (70, 1074006), (84, 895005), (90, 835338), (105, 716004), (108, 696115), (126, 596670), (135, 556892), (140, 537003), (180, 417669), (189, 397780), (210, 358002), (252, 298335), (270, 278446), (315, 238668), (378, 198890), (420, 179001), (540, 139223), (630, 119334), (756, 99445), (945, 79556), (1260, 59667), (1890, 39778), (3780, 19889)]