20056680

素因数分解:

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

素因数の和:413

約数の個数: 192

約数和(自身を含む): 77976000

約数和(自身を除く): 57919320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 379, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 758, 840, 882, 945, 980, 1080, 1137, 1176, 1260, 1323, 1470, 1512, 1516, 1764, 1890, 1895, 1960, 2205, 2274, 2520, 2646, 2653, 2940, 3032, 3411, 3528, 3780, 3790, 4410, 4548, 5292, 5306, 5685, 5880, 6615, 6822, 7560, 7580, 7959, 8820, 9096, 10233, 10584, 10612, 11370, 13230, 13265, 13644, 15160, 15918, 17055, 17640, 18571, 20466, 21224, 22740, 23877, 26460, 26530, 27288, 31836, 34110, 37142, 39795, 40932, 45480, 47754, 51165, 52920, 53060, 55713, 63672, 68220, 71631, 74284, 79590, 81864, 92855, 95508, 102330, 106120, 111426, 119385, 136440, 143262, 148568, 159180, 167139, 185710, 191016, 204660, 222852, 238770, 278565, 286524, 318360, 334278, 358155, 371420, 409320, 445704, 477540, 501417, 557130, 573048, 668556, 716310, 742840, 835695, 955080, 1002834, 1114260, 1337112, 1432620, 1671390, 2005668, 2228520, 2507085, 2865240, 3342780, 4011336, 5014170, 6685560, 10028340, 20056680]

約数ペア:

[(1, 20056680), (2, 10028340), (3, 6685560), (4, 5014170), (5, 4011336), (6, 3342780), (7, 2865240), (8, 2507085), (9, 2228520), (10, 2005668), (12, 1671390), (14, 1432620), (15, 1337112), (18, 1114260), (20, 1002834), (21, 955080), (24, 835695), (27, 742840), (28, 716310), (30, 668556), (35, 573048), (36, 557130), (40, 501417), (42, 477540), (45, 445704), (49, 409320), (54, 371420), (56, 358155), (60, 334278), (63, 318360), (70, 286524), (72, 278565), (84, 238770), (90, 222852), (98, 204660), (105, 191016), (108, 185710), (120, 167139), (126, 159180), (135, 148568), (140, 143262), (147, 136440), (168, 119385), (180, 111426), (189, 106120), (196, 102330), (210, 95508), (216, 92855), (245, 81864), (252, 79590), (270, 74284), (280, 71631), (294, 68220), (315, 63672), (360, 55713), (378, 53060), (379, 52920), (392, 51165), (420, 47754), (441, 45480), (490, 40932), (504, 39795), (540, 37142), (588, 34110), (630, 31836), (735, 27288), (756, 26530), (758, 26460), (840, 23877), (882, 22740), (945, 21224), (980, 20466), (1080, 18571), (1137, 17640), (1176, 17055), (1260, 15918), (1323, 15160), (1470, 13644), (1512, 13265), (1516, 13230), (1764, 11370), (1890, 10612), (1895, 10584), (1960, 10233), (2205, 9096), (2274, 8820), (2520, 7959), (2646, 7580), (2653, 7560), (2940, 6822), (3032, 6615), (3411, 5880), (3528, 5685), (3780, 5306), (3790, 5292), (4410, 4548)]