80226720

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{379}}^1$

素因数の和:417

約数の個数: 288

約数和(自身を含む): 327499200

約数和(自身を除く): 247272480

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, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 336, 360, 378, 379, 392, 420, 432, 441, 480, 490, 504, 540, 560, 588, 630, 672, 720, 735, 756, 758, 784, 840, 864, 882, 945, 980, 1008, 1080, 1120, 1137, 1176, 1260, 1323, 1440, 1470, 1512, 1516, 1568, 1680, 1764, 1890, 1895, 1960, 2016, 2160, 2205, 2274, 2352, 2520, 2646, 2653, 2940, 3024, 3032, 3360, 3411, 3528, 3780, 3790, 3920, 4320, 4410, 4548, 4704, 5040, 5292, 5306, 5685, 5880, 6048, 6064, 6615, 6822, 7056, 7560, 7580, 7840, 7959, 8820, 9096, 10080, 10233, 10584, 10612, 11370, 11760, 12128, 13230, 13265, 13644, 14112, 15120, 15160, 15918, 17055, 17640, 18192, 18571, 20466, 21168, 21224, 22740, 23520, 23877, 26460, 26530, 27288, 30240, 30320, 31836, 34110, 35280, 36384, 37142, 39795, 40932, 42336, 42448, 45480, 47754, 51165, 52920, 53060, 54576, 55713, 60640, 63672, 68220, 70560, 71631, 74284, 79590, 81864, 84896, 90960, 92855, 95508, 102330, 105840, 106120, 109152, 111426, 119385, 127344, 136440, 143262, 148568, 159180, 163728, 167139, 181920, 185710, 191016, 204660, 211680, 212240, 222852, 238770, 254688, 272880, 278565, 286524, 297136, 318360, 327456, 334278, 358155, 371420, 382032, 409320, 424480, 445704, 477540, 501417, 545760, 557130, 573048, 594272, 636720, 668556, 716310, 742840, 764064, 818640, 835695, 891408, 955080, 1002834, 1114260, 1146096, 1273440, 1337112, 1432620, 1485680, 1637280, 1671390, 1782816, 1910160, 2005668, 2228520, 2292192, 2507085, 2674224, 2865240, 2971360, 3342780, 3820320, 4011336, 4457040, 5014170, 5348448, 5730480, 6685560, 8022672, 8914080, 10028340, 11460960, 13371120, 16045344, 20056680, 26742240, 40113360, 80226720]

約数ペア:

[(1, 80226720), (2, 40113360), (3, 26742240), (4, 20056680), (5, 16045344), (6, 13371120), (7, 11460960), (8, 10028340), (9, 8914080), (10, 8022672), (12, 6685560), (14, 5730480), (15, 5348448), (16, 5014170), (18, 4457040), (20, 4011336), (21, 3820320), (24, 3342780), (27, 2971360), (28, 2865240), (30, 2674224), (32, 2507085), (35, 2292192), (36, 2228520), (40, 2005668), (42, 1910160), (45, 1782816), (48, 1671390), (49, 1637280), (54, 1485680), (56, 1432620), (60, 1337112), (63, 1273440), (70, 1146096), (72, 1114260), (80, 1002834), (84, 955080), (90, 891408), (96, 835695), (98, 818640), (105, 764064), (108, 742840), (112, 716310), (120, 668556), (126, 636720), (135, 594272), (140, 573048), (144, 557130), (147, 545760), (160, 501417), (168, 477540), (180, 445704), (189, 424480), (196, 409320), (210, 382032), (216, 371420), (224, 358155), (240, 334278), (245, 327456), (252, 318360), (270, 297136), (280, 286524), (288, 278565), (294, 272880), (315, 254688), (336, 238770), (360, 222852), (378, 212240), (379, 211680), (392, 204660), (420, 191016), (432, 185710), (441, 181920), (480, 167139), (490, 163728), (504, 159180), (540, 148568), (560, 143262), (588, 136440), (630, 127344), (672, 119385), (720, 111426), (735, 109152), (756, 106120), (758, 105840), (784, 102330), (840, 95508), (864, 92855), (882, 90960), (945, 84896), (980, 81864), (1008, 79590), (1080, 74284), (1120, 71631), (1137, 70560), (1176, 68220), (1260, 63672), (1323, 60640), (1440, 55713), (1470, 54576), (1512, 53060), (1516, 52920), (1568, 51165), (1680, 47754), (1764, 45480), (1890, 42448), (1895, 42336), (1960, 40932), (2016, 39795), (2160, 37142), (2205, 36384), (2274, 35280), (2352, 34110), (2520, 31836), (2646, 30320), (2653, 30240), (2940, 27288), (3024, 26530), (3032, 26460), (3360, 23877), (3411, 23520), (3528, 22740), (3780, 21224), (3790, 21168), (3920, 20466), (4320, 18571), (4410, 18192), (4548, 17640), (4704, 17055), (5040, 15918), (5292, 15160), (5306, 15120), (5685, 14112), (5880, 13644), (6048, 13265), (6064, 13230), (6615, 12128), (6822, 11760), (7056, 11370), (7560, 10612), (7580, 10584), (7840, 10233), (7959, 10080), (8820, 9096)]