279229860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17047}}^1$

素因数の和:17082

約数の個数: 144

約数和(自身を含む): 1042519296

約数和(自身を除く): 763289436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 17047, 34094, 51141, 68188, 85235, 102282, 119329, 153423, 170470, 204564, 221611, 238658, 255705, 306846, 340940, 357987, 443222, 477316, 511410, 596645, 613692, 664833, 715974, 767115, 886444, 1022820, 1073961, 1108055, 1193290, 1329666, 1431948, 1534230, 1551277, 1789935, 1994499, 2147922, 2216110, 2386580, 2659332, 3068460, 3102554, 3324165, 3579870, 3988998, 4295844, 4432220, 4653831, 5369805, 6205108, 6648330, 7159740, 7756385, 7977996, 9307662, 9972495, 10739610, 13296660, 13961493, 15512770, 18615324, 19944990, 21479220, 23269155, 27922986, 31025540, 39889980, 46538310, 55845972, 69807465, 93076620, 139614930, 279229860]

約数ペア:

[(1, 279229860), (2, 139614930), (3, 93076620), (4, 69807465), (5, 55845972), (6, 46538310), (7, 39889980), (9, 31025540), (10, 27922986), (12, 23269155), (13, 21479220), (14, 19944990), (15, 18615324), (18, 15512770), (20, 13961493), (21, 13296660), (26, 10739610), (28, 9972495), (30, 9307662), (35, 7977996), (36, 7756385), (39, 7159740), (42, 6648330), (45, 6205108), (52, 5369805), (60, 4653831), (63, 4432220), (65, 4295844), (70, 3988998), (78, 3579870), (84, 3324165), (90, 3102554), (91, 3068460), (105, 2659332), (117, 2386580), (126, 2216110), (130, 2147922), (140, 1994499), (156, 1789935), (180, 1551277), (182, 1534230), (195, 1431948), (210, 1329666), (234, 1193290), (252, 1108055), (260, 1073961), (273, 1022820), (315, 886444), (364, 767115), (390, 715974), (420, 664833), (455, 613692), (468, 596645), (546, 511410), (585, 477316), (630, 443222), (780, 357987), (819, 340940), (910, 306846), (1092, 255705), (1170, 238658), (1260, 221611), (1365, 204564), (1638, 170470), (1820, 153423), (2340, 119329), (2730, 102282), (3276, 85235), (4095, 68188), (5460, 51141), (8190, 34094), (16380, 17047)]