647430576

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:391

約数の個数: 160

約数和(自身を含む): 1863755712

約数和(自身を除く): 1216325136

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 61, 73, 78, 104, 122, 146, 156, 183, 208, 219, 233, 244, 292, 312, 366, 438, 466, 488, 584, 624, 699, 732, 793, 876, 932, 949, 976, 1168, 1398, 1464, 1586, 1752, 1864, 1898, 2379, 2796, 2847, 2928, 3029, 3172, 3504, 3728, 3796, 4453, 4758, 5592, 5694, 6058, 6344, 7592, 8906, 9087, 9516, 11184, 11388, 12116, 12688, 13359, 14213, 15184, 17009, 17812, 18174, 19032, 22776, 24232, 26718, 28426, 34018, 35624, 36348, 38064, 42639, 45552, 48464, 51027, 53436, 56852, 57889, 68036, 71248, 72696, 85278, 102054, 106872, 113704, 115778, 136072, 145392, 170556, 173667, 184769, 204108, 213744, 221117, 227408, 231556, 272144, 341112, 347334, 369538, 408216, 442234, 463112, 554307, 663351, 682224, 694668, 739076, 816432, 884468, 926224, 1037549, 1108614, 1326702, 1389336, 1478152, 1768936, 2075098, 2217228, 2653404, 2778672, 2956304, 3112647, 3537872, 4150196, 4434456, 5306808, 6225294, 8300392, 8868912, 10613616, 12450588, 13488137, 16600784, 24901176, 26976274, 40464411, 49802352, 53952548, 80928822, 107905096, 161857644, 215810192, 323715288, 647430576]

約数ペア:

[(1, 647430576), (2, 323715288), (3, 215810192), (4, 161857644), (6, 107905096), (8, 80928822), (12, 53952548), (13, 49802352), (16, 40464411), (24, 26976274), (26, 24901176), (39, 16600784), (48, 13488137), (52, 12450588), (61, 10613616), (73, 8868912), (78, 8300392), (104, 6225294), (122, 5306808), (146, 4434456), (156, 4150196), (183, 3537872), (208, 3112647), (219, 2956304), (233, 2778672), (244, 2653404), (292, 2217228), (312, 2075098), (366, 1768936), (438, 1478152), (466, 1389336), (488, 1326702), (584, 1108614), (624, 1037549), (699, 926224), (732, 884468), (793, 816432), (876, 739076), (932, 694668), (949, 682224), (976, 663351), (1168, 554307), (1398, 463112), (1464, 442234), (1586, 408216), (1752, 369538), (1864, 347334), (1898, 341112), (2379, 272144), (2796, 231556), (2847, 227408), (2928, 221117), (3029, 213744), (3172, 204108), (3504, 184769), (3728, 173667), (3796, 170556), (4453, 145392), (4758, 136072), (5592, 115778), (5694, 113704), (6058, 106872), (6344, 102054), (7592, 85278), (8906, 72696), (9087, 71248), (9516, 68036), (11184, 57889), (11388, 56852), (12116, 53436), (12688, 51027), (13359, 48464), (14213, 45552), (15184, 42639), (17009, 38064), (17812, 36348), (18174, 35624), (19032, 34018), (22776, 28426), (24232, 26718)]