261042480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7109}}^1$

素因数の和:7148

約数の個数: 160

約数和(自身を含む): 952171200

約数和(自身を除く): 691128720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 306, 340, 360, 408, 432, 459, 510, 540, 612, 680, 720, 765, 816, 918, 1020, 1080, 1224, 1360, 1530, 1836, 2040, 2160, 2295, 2448, 3060, 3672, 4080, 4590, 6120, 7109, 7344, 9180, 12240, 14218, 18360, 21327, 28436, 35545, 36720, 42654, 56872, 63981, 71090, 85308, 106635, 113744, 120853, 127962, 142180, 170616, 191943, 213270, 241706, 255924, 284360, 319905, 341232, 362559, 383886, 426540, 483412, 511848, 568720, 604265, 639810, 725118, 767772, 853080, 959715, 966824, 1023696, 1087677, 1208530, 1279620, 1450236, 1535544, 1706160, 1812795, 1919430, 1933648, 2175354, 2417060, 2559240, 2900472, 3071088, 3263031, 3625590, 3838860, 4350708, 4834120, 5118480, 5438385, 5800944, 6526062, 7251180, 7677720, 8701416, 9668240, 10876770, 13052124, 14502360, 15355440, 16315155, 17402832, 21753540, 26104248, 29004720, 32630310, 43507080, 52208496, 65260620, 87014160, 130521240, 261042480]

約数ペア:

[(1, 261042480), (2, 130521240), (3, 87014160), (4, 65260620), (5, 52208496), (6, 43507080), (8, 32630310), (9, 29004720), (10, 26104248), (12, 21753540), (15, 17402832), (16, 16315155), (17, 15355440), (18, 14502360), (20, 13052124), (24, 10876770), (27, 9668240), (30, 8701416), (34, 7677720), (36, 7251180), (40, 6526062), (45, 5800944), (48, 5438385), (51, 5118480), (54, 4834120), (60, 4350708), (68, 3838860), (72, 3625590), (80, 3263031), (85, 3071088), (90, 2900472), (102, 2559240), (108, 2417060), (120, 2175354), (135, 1933648), (136, 1919430), (144, 1812795), (153, 1706160), (170, 1535544), (180, 1450236), (204, 1279620), (216, 1208530), (240, 1087677), (255, 1023696), (270, 966824), (272, 959715), (306, 853080), (340, 767772), (360, 725118), (408, 639810), (432, 604265), (459, 568720), (510, 511848), (540, 483412), (612, 426540), (680, 383886), (720, 362559), (765, 341232), (816, 319905), (918, 284360), (1020, 255924), (1080, 241706), (1224, 213270), (1360, 191943), (1530, 170616), (1836, 142180), (2040, 127962), (2160, 120853), (2295, 113744), (2448, 106635), (3060, 85308), (3672, 71090), (4080, 63981), (4590, 56872), (6120, 42654), (7109, 36720), (7344, 35545), (9180, 28436), (12240, 21327), (14218, 18360)]