290140400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 240

約数和(自身を含む): 823661568

約数和(自身を除く): 533521168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 40, 44, 46, 47, 50, 55, 61, 80, 88, 92, 94, 100, 110, 115, 122, 176, 184, 188, 200, 220, 230, 235, 244, 253, 275, 305, 368, 376, 400, 440, 460, 470, 488, 506, 517, 550, 575, 610, 671, 752, 880, 920, 940, 976, 1012, 1034, 1081, 1100, 1150, 1175, 1220, 1265, 1342, 1403, 1525, 1840, 1880, 2024, 2068, 2162, 2200, 2300, 2350, 2440, 2530, 2585, 2684, 2806, 2867, 3050, 3355, 3760, 4048, 4136, 4324, 4400, 4600, 4700, 4880, 5060, 5170, 5368, 5405, 5612, 5734, 6100, 6325, 6710, 7015, 8272, 8648, 9200, 9400, 10120, 10340, 10736, 10810, 11224, 11468, 11891, 12200, 12650, 12925, 13420, 14030, 14335, 15433, 16775, 17296, 18800, 20240, 20680, 21620, 22448, 22936, 23782, 24400, 25300, 25850, 26840, 27025, 28060, 28670, 30866, 31537, 33550, 35075, 41360, 43240, 45872, 47564, 50600, 51700, 53680, 54050, 56120, 57340, 59455, 61732, 63074, 65941, 67100, 70150, 71675, 77165, 86480, 95128, 101200, 103400, 108100, 112240, 114680, 118910, 123464, 126148, 131882, 134200, 140300, 143350, 154330, 157685, 190256, 206800, 216200, 229360, 237820, 246928, 252296, 263764, 268400, 280600, 286700, 297275, 308660, 315370, 329705, 385825, 432400, 475640, 504592, 527528, 561200, 573400, 594550, 617320, 630740, 659410, 725351, 771650, 788425, 951280, 1055056, 1146800, 1189100, 1234640, 1261480, 1318820, 1450702, 1543300, 1576850, 1648525, 2378200, 2522960, 2637640, 2901404, 3086600, 3153700, 3297050, 3626755, 4756400, 5275280, 5802808, 6173200, 6307400, 6594100, 7253510, 11605616, 12614800, 13188200, 14507020, 18133775, 26376400, 29014040, 36267550, 58028080, 72535100, 145070200, 290140400]

約数ペア:

[(1, 290140400), (2, 145070200), (4, 72535100), (5, 58028080), (8, 36267550), (10, 29014040), (11, 26376400), (16, 18133775), (20, 14507020), (22, 13188200), (23, 12614800), (25, 11605616), (40, 7253510), (44, 6594100), (46, 6307400), (47, 6173200), (50, 5802808), (55, 5275280), (61, 4756400), (80, 3626755), (88, 3297050), (92, 3153700), (94, 3086600), (100, 2901404), (110, 2637640), (115, 2522960), (122, 2378200), (176, 1648525), (184, 1576850), (188, 1543300), (200, 1450702), (220, 1318820), (230, 1261480), (235, 1234640), (244, 1189100), (253, 1146800), (275, 1055056), (305, 951280), (368, 788425), (376, 771650), (400, 725351), (440, 659410), (460, 630740), (470, 617320), (488, 594550), (506, 573400), (517, 561200), (550, 527528), (575, 504592), (610, 475640), (671, 432400), (752, 385825), (880, 329705), (920, 315370), (940, 308660), (976, 297275), (1012, 286700), (1034, 280600), (1081, 268400), (1100, 263764), (1150, 252296), (1175, 246928), (1220, 237820), (1265, 229360), (1342, 216200), (1403, 206800), (1525, 190256), (1840, 157685), (1880, 154330), (2024, 143350), (2068, 140300), (2162, 134200), (2200, 131882), (2300, 126148), (2350, 123464), (2440, 118910), (2530, 114680), (2585, 112240), (2684, 108100), (2806, 103400), (2867, 101200), (3050, 95128), (3355, 86480), (3760, 77165), (4048, 71675), (4136, 70150), (4324, 67100), (4400, 65941), (4600, 63074), (4700, 61732), (4880, 59455), (5060, 57340), (5170, 56120), (5368, 54050), (5405, 53680), (5612, 51700), (5734, 50600), (6100, 47564), (6325, 45872), (6710, 43240), (7015, 41360), (8272, 35075), (8648, 33550), (9200, 31537), (9400, 30866), (10120, 28670), (10340, 28060), (10736, 27025), (10810, 26840), (11224, 25850), (11468, 25300), (11891, 24400), (12200, 23782), (12650, 22936), (12925, 22448), (13420, 21620), (14030, 20680), (14335, 20240), (15433, 18800), (16775, 17296)]