64440360

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19889}}^1$

素因数の和:19912

約数の個数: 80

約数和(自身を含む): 216602100

約数和(自身を除く): 152161740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 19889, 39778, 59667, 79556, 99445, 119334, 159112, 179001, 198890, 238668, 298335, 358002, 397780, 477336, 537003, 596670, 716004, 795560, 895005, 1074006, 1193340, 1432008, 1611009, 1790010, 2148012, 2386680, 2685015, 3222018, 3580020, 4296024, 5370030, 6444036, 7160040, 8055045, 10740060, 12888072, 16110090, 21480120, 32220180, 64440360]

約数ペア:

[(1, 64440360), (2, 32220180), (3, 21480120), (4, 16110090), (5, 12888072), (6, 10740060), (8, 8055045), (9, 7160040), (10, 6444036), (12, 5370030), (15, 4296024), (18, 3580020), (20, 3222018), (24, 2685015), (27, 2386680), (30, 2148012), (36, 1790010), (40, 1611009), (45, 1432008), (54, 1193340), (60, 1074006), (72, 895005), (81, 795560), (90, 716004), (108, 596670), (120, 537003), (135, 477336), (162, 397780), (180, 358002), (216, 298335), (270, 238668), (324, 198890), (360, 179001), (405, 159112), (540, 119334), (648, 99445), (810, 79556), (1080, 59667), (1620, 39778), (3240, 19889)]