420544824

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:789

約数の個数: 128

約数和(自身を含む): 1242915840

約数和(自身を除く): 822371016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 73, 84, 106, 146, 159, 168, 212, 219, 292, 318, 371, 424, 438, 511, 584, 636, 647, 742, 876, 1022, 1113, 1272, 1294, 1484, 1533, 1752, 1941, 2044, 2226, 2588, 2968, 3066, 3869, 3882, 4088, 4452, 4529, 5176, 6132, 7738, 7764, 8904, 9058, 11607, 12264, 13587, 15476, 15528, 18116, 23214, 27083, 27174, 30952, 34291, 36232, 46428, 47231, 54166, 54348, 68582, 81249, 92856, 94462, 102873, 108332, 108696, 137164, 141693, 162498, 188924, 205746, 216664, 240037, 274328, 283386, 324996, 330617, 377848, 411492, 480074, 566772, 649992, 661234, 720111, 822984, 960148, 991851, 1133544, 1322468, 1440222, 1920296, 1983702, 2503243, 2644936, 2880444, 3967404, 5006486, 5760888, 7509729, 7934808, 10012972, 15019458, 17522701, 20025944, 30038916, 35045402, 52568103, 60077832, 70090804, 105136206, 140181608, 210272412, 420544824]

約数ペア:

[(1, 420544824), (2, 210272412), (3, 140181608), (4, 105136206), (6, 70090804), (7, 60077832), (8, 52568103), (12, 35045402), (14, 30038916), (21, 20025944), (24, 17522701), (28, 15019458), (42, 10012972), (53, 7934808), (56, 7509729), (73, 5760888), (84, 5006486), (106, 3967404), (146, 2880444), (159, 2644936), (168, 2503243), (212, 1983702), (219, 1920296), (292, 1440222), (318, 1322468), (371, 1133544), (424, 991851), (438, 960148), (511, 822984), (584, 720111), (636, 661234), (647, 649992), (742, 566772), (876, 480074), (1022, 411492), (1113, 377848), (1272, 330617), (1294, 324996), (1484, 283386), (1533, 274328), (1752, 240037), (1941, 216664), (2044, 205746), (2226, 188924), (2588, 162498), (2968, 141693), (3066, 137164), (3869, 108696), (3882, 108332), (4088, 102873), (4452, 94462), (4529, 92856), (5176, 81249), (6132, 68582), (7738, 54348), (7764, 54166), (8904, 47231), (9058, 46428), (11607, 36232), (12264, 34291), (13587, 30952), (15476, 27174), (15528, 27083), (18116, 23214)]