208185780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 192

約数和(自身を含む): 671328000

約数和(自身を除く): 463142220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 73, 87, 110, 116, 132, 145, 146, 149, 165, 174, 219, 220, 290, 292, 298, 319, 330, 348, 365, 435, 438, 447, 580, 596, 638, 660, 730, 745, 803, 870, 876, 894, 957, 1095, 1276, 1460, 1490, 1595, 1606, 1639, 1740, 1788, 1914, 2117, 2190, 2235, 2409, 2980, 3190, 3212, 3278, 3828, 4015, 4234, 4321, 4380, 4470, 4785, 4818, 4917, 6351, 6380, 6556, 8030, 8195, 8468, 8642, 8940, 9570, 9636, 9834, 10585, 10877, 12045, 12702, 12963, 16060, 16390, 17284, 19140, 19668, 21170, 21605, 21754, 23287, 24090, 24585, 25404, 25926, 31755, 32631, 32780, 42340, 43210, 43508, 46574, 47531, 48180, 49170, 51852, 54385, 63510, 64815, 65262, 69861, 86420, 93148, 95062, 98340, 108770, 116435, 119647, 127020, 129630, 130524, 139722, 142593, 163155, 190124, 217540, 232870, 237655, 239294, 259260, 279444, 285186, 315433, 326310, 349305, 358941, 465740, 475310, 478588, 570372, 598235, 630866, 652620, 698610, 712965, 717882, 946299, 950620, 1196470, 1261732, 1397220, 1425930, 1435764, 1577165, 1794705, 1892598, 2392940, 2851860, 3154330, 3469763, 3589410, 3785196, 4731495, 6308660, 6939526, 7178820, 9462990, 10409289, 13879052, 17348815, 18925980, 20818578, 34697630, 41637156, 52046445, 69395260, 104092890, 208185780]

約数ペア:

[(1, 208185780), (2, 104092890), (3, 69395260), (4, 52046445), (5, 41637156), (6, 34697630), (10, 20818578), (11, 18925980), (12, 17348815), (15, 13879052), (20, 10409289), (22, 9462990), (29, 7178820), (30, 6939526), (33, 6308660), (44, 4731495), (55, 3785196), (58, 3589410), (60, 3469763), (66, 3154330), (73, 2851860), (87, 2392940), (110, 1892598), (116, 1794705), (132, 1577165), (145, 1435764), (146, 1425930), (149, 1397220), (165, 1261732), (174, 1196470), (219, 950620), (220, 946299), (290, 717882), (292, 712965), (298, 698610), (319, 652620), (330, 630866), (348, 598235), (365, 570372), (435, 478588), (438, 475310), (447, 465740), (580, 358941), (596, 349305), (638, 326310), (660, 315433), (730, 285186), (745, 279444), (803, 259260), (870, 239294), (876, 237655), (894, 232870), (957, 217540), (1095, 190124), (1276, 163155), (1460, 142593), (1490, 139722), (1595, 130524), (1606, 129630), (1639, 127020), (1740, 119647), (1788, 116435), (1914, 108770), (2117, 98340), (2190, 95062), (2235, 93148), (2409, 86420), (2980, 69861), (3190, 65262), (3212, 64815), (3278, 63510), (3828, 54385), (4015, 51852), (4234, 49170), (4321, 48180), (4380, 47531), (4470, 46574), (4785, 43508), (4818, 43210), (4917, 42340), (6351, 32780), (6380, 32631), (6556, 31755), (8030, 25926), (8195, 25404), (8468, 24585), (8642, 24090), (8940, 23287), (9570, 21754), (9636, 21605), (9834, 21170), (10585, 19668), (10877, 19140), (12045, 17284), (12702, 16390), (12963, 16060)]