18735150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{2549}}^1$

素因数の和:2578

約数の個数: 72

約数和(自身を含む): 54070200

約数和(自身を除く): 35335050

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 2549, 3675, 5098, 7350, 7647, 12745, 15294, 17843, 25490, 35686, 38235, 53529, 63725, 76470, 89215, 107058, 124901, 127450, 178430, 191175, 249802, 267645, 374703, 382350, 446075, 535290, 624505, 749406, 892150, 1249010, 1338225, 1873515, 2676450, 3122525, 3747030, 6245050, 9367575, 18735150]

約数ペア:

[(1, 18735150), (2, 9367575), (3, 6245050), (5, 3747030), (6, 3122525), (7, 2676450), (10, 1873515), (14, 1338225), (15, 1249010), (21, 892150), (25, 749406), (30, 624505), (35, 535290), (42, 446075), (49, 382350), (50, 374703), (70, 267645), (75, 249802), (98, 191175), (105, 178430), (147, 127450), (150, 124901), (175, 107058), (210, 89215), (245, 76470), (294, 63725), (350, 53529), (490, 38235), (525, 35686), (735, 25490), (1050, 17843), (1225, 15294), (1470, 12745), (2450, 7647), (2549, 7350), (3675, 5098)]