494940720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{121309}}^1$

素因数の和:121342

約数の個数: 80

約数和(自身を含む): 1624583520

約数和(自身を除く): 1129642800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 121309, 242618, 363927, 485236, 606545, 727854, 970472, 1213090, 1455708, 1819635, 1940944, 2062253, 2426180, 2911416, 3639270, 4124506, 4852360, 5822832, 6186759, 7278540, 8249012, 9704720, 10311265, 12373518, 14557080, 16498024, 20622530, 24747036, 29114160, 30933795, 32996048, 41245060, 49494072, 61867590, 82490120, 98988144, 123735180, 164980240, 247470360, 494940720]

約数ペア:

[(1, 494940720), (2, 247470360), (3, 164980240), (4, 123735180), (5, 98988144), (6, 82490120), (8, 61867590), (10, 49494072), (12, 41245060), (15, 32996048), (16, 30933795), (17, 29114160), (20, 24747036), (24, 20622530), (30, 16498024), (34, 14557080), (40, 12373518), (48, 10311265), (51, 9704720), (60, 8249012), (68, 7278540), (80, 6186759), (85, 5822832), (102, 4852360), (120, 4124506), (136, 3639270), (170, 2911416), (204, 2426180), (240, 2062253), (255, 1940944), (272, 1819635), (340, 1455708), (408, 1213090), (510, 970472), (680, 727854), (816, 606545), (1020, 485236), (1360, 363927), (2040, 242618), (4080, 121309)]