290715040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3371}}^1$

素因数の和:3411

約数の個数: 144

約数和(自身を含む): 871837344

約数和(自身を除く): 581122304

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1120, 1232, 1540, 1568, 1760, 1960, 2156, 2464, 2695, 3080, 3371, 3920, 4312, 5390, 6160, 6742, 7840, 8624, 10780, 12320, 13484, 16855, 17248, 21560, 23597, 26968, 33710, 37081, 43120, 47194, 53936, 67420, 74162, 86240, 94388, 107872, 117985, 134840, 148324, 165179, 185405, 188776, 235970, 259567, 269680, 296648, 330358, 370810, 377552, 471940, 519134, 539360, 593296, 660716, 741620, 755104, 825895, 943880, 1038268, 1186592, 1297835, 1321432, 1483240, 1651790, 1816969, 1887760, 2076536, 2595670, 2642864, 2966480, 3303580, 3633938, 3775520, 4153072, 5191340, 5285728, 5932960, 6607160, 7267876, 8306144, 9084845, 10382680, 13214320, 14535752, 18169690, 20765360, 26428640, 29071504, 36339380, 41530720, 58143008, 72678760, 145357520, 290715040]

約数ペア:

[(1, 290715040), (2, 145357520), (4, 72678760), (5, 58143008), (7, 41530720), (8, 36339380), (10, 29071504), (11, 26428640), (14, 20765360), (16, 18169690), (20, 14535752), (22, 13214320), (28, 10382680), (32, 9084845), (35, 8306144), (40, 7267876), (44, 6607160), (49, 5932960), (55, 5285728), (56, 5191340), (70, 4153072), (77, 3775520), (80, 3633938), (88, 3303580), (98, 2966480), (110, 2642864), (112, 2595670), (140, 2076536), (154, 1887760), (160, 1816969), (176, 1651790), (196, 1483240), (220, 1321432), (224, 1297835), (245, 1186592), (280, 1038268), (308, 943880), (352, 825895), (385, 755104), (392, 741620), (440, 660716), (490, 593296), (539, 539360), (560, 519134), (616, 471940), (770, 377552), (784, 370810), (880, 330358), (980, 296648), (1078, 269680), (1120, 259567), (1232, 235970), (1540, 188776), (1568, 185405), (1760, 165179), (1960, 148324), (2156, 134840), (2464, 117985), (2695, 107872), (3080, 94388), (3371, 86240), (3920, 74162), (4312, 67420), (5390, 53936), (6160, 47194), (6742, 43120), (7840, 37081), (8624, 33710), (10780, 26968), (12320, 23597), (13484, 21560), (16855, 17248)]