257775480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{238681}}^1$

素因数の和:238701

約数の個数: 64

約数和(自身を含む): 859255200

約数和(自身を除く): 601479720

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, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 238681, 477362, 716043, 954724, 1193405, 1432086, 1909448, 2148129, 2386810, 2864172, 3580215, 4296258, 4773620, 5728344, 6444387, 7160430, 8592516, 9547240, 10740645, 12888774, 14320860, 17185032, 21481290, 25777548, 28641720, 32221935, 42962580, 51555096, 64443870, 85925160, 128887740, 257775480]

約数ペア:

[(1, 257775480), (2, 128887740), (3, 85925160), (4, 64443870), (5, 51555096), (6, 42962580), (8, 32221935), (9, 28641720), (10, 25777548), (12, 21481290), (15, 17185032), (18, 14320860), (20, 12888774), (24, 10740645), (27, 9547240), (30, 8592516), (36, 7160430), (40, 6444387), (45, 5728344), (54, 4773620), (60, 4296258), (72, 3580215), (90, 2864172), (108, 2386810), (120, 2148129), (135, 1909448), (180, 1432086), (216, 1193405), (270, 954724), (360, 716043), (540, 477362), (1080, 238681)]