164777760

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{5449}}^1$

素因数の和:5480

約数の個数: 192

約数和(自身を含む): 659232000

約数和(自身を除く): 494454240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 5449, 6048, 7560, 10080, 10898, 15120, 16347, 21796, 27245, 30240, 32694, 38143, 43592, 49041, 54490, 65388, 76286, 81735, 87184, 98082, 108980, 114429, 130776, 147123, 152572, 163470, 174368, 190715, 196164, 217960, 228858, 245205, 261552, 294246, 305144, 326940, 343287, 381430, 392328, 435920, 457716, 490410, 523104, 572145, 588492, 610288, 653880, 686574, 735615, 762860, 784656, 871840, 915432, 980820, 1029861, 1144290, 1176984, 1220576, 1307760, 1373148, 1471230, 1525720, 1569312, 1716435, 1830864, 1961640, 2059722, 2288580, 2353968, 2615520, 2746296, 2942460, 3051440, 3432870, 3661728, 3923280, 4119444, 4577160, 4707936, 5149305, 5492592, 5884920, 6102880, 6865740, 7846560, 8238888, 9154320, 10298610, 10985184, 11769840, 13731480, 16477776, 18308640, 20597220, 23539680, 27462960, 32955552, 41194440, 54925920, 82388880, 164777760]

約数ペア:

[(1, 164777760), (2, 82388880), (3, 54925920), (4, 41194440), (5, 32955552), (6, 27462960), (7, 23539680), (8, 20597220), (9, 18308640), (10, 16477776), (12, 13731480), (14, 11769840), (15, 10985184), (16, 10298610), (18, 9154320), (20, 8238888), (21, 7846560), (24, 6865740), (27, 6102880), (28, 5884920), (30, 5492592), (32, 5149305), (35, 4707936), (36, 4577160), (40, 4119444), (42, 3923280), (45, 3661728), (48, 3432870), (54, 3051440), (56, 2942460), (60, 2746296), (63, 2615520), (70, 2353968), (72, 2288580), (80, 2059722), (84, 1961640), (90, 1830864), (96, 1716435), (105, 1569312), (108, 1525720), (112, 1471230), (120, 1373148), (126, 1307760), (135, 1220576), (140, 1176984), (144, 1144290), (160, 1029861), (168, 980820), (180, 915432), (189, 871840), (210, 784656), (216, 762860), (224, 735615), (240, 686574), (252, 653880), (270, 610288), (280, 588492), (288, 572145), (315, 523104), (336, 490410), (360, 457716), (378, 435920), (420, 392328), (432, 381430), (480, 343287), (504, 326940), (540, 305144), (560, 294246), (630, 261552), (672, 245205), (720, 228858), (756, 217960), (840, 196164), (864, 190715), (945, 174368), (1008, 163470), (1080, 152572), (1120, 147123), (1260, 130776), (1440, 114429), (1512, 108980), (1680, 98082), (1890, 87184), (2016, 81735), (2160, 76286), (2520, 65388), (3024, 54490), (3360, 49041), (3780, 43592), (4320, 38143), (5040, 32694), (5449, 30240), (6048, 27245), (7560, 21796), (10080, 16347), (10898, 15120)]