20110398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 128

約数和(自身を含む): 55296000

約数和(自身を除く): 35185602

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 29, 33, 38, 42, 57, 58, 66, 77, 79, 87, 114, 133, 154, 158, 174, 203, 209, 231, 237, 266, 319, 399, 406, 418, 462, 474, 551, 553, 609, 627, 638, 798, 869, 957, 1102, 1106, 1218, 1254, 1463, 1501, 1653, 1659, 1738, 1914, 2233, 2291, 2607, 2926, 3002, 3306, 3318, 3857, 4389, 4466, 4503, 4582, 5214, 6061, 6083, 6699, 6873, 7714, 8778, 9006, 10507, 11571, 12122, 12166, 13398, 13746, 16037, 16511, 18183, 18249, 21014, 23142, 25201, 31521, 32074, 33022, 36366, 36498, 42427, 43529, 48111, 49533, 50402, 63042, 75603, 84854, 87058, 96222, 99066, 115577, 127281, 130587, 151206, 176407, 231154, 254562, 261174, 304703, 346731, 352814, 478819, 529221, 609406, 693462, 914109, 957638, 1058442, 1436457, 1828218, 2872914, 3351733, 6703466, 10055199, 20110398]

約数ペア:

[(1, 20110398), (2, 10055199), (3, 6703466), (6, 3351733), (7, 2872914), (11, 1828218), (14, 1436457), (19, 1058442), (21, 957638), (22, 914109), (29, 693462), (33, 609406), (38, 529221), (42, 478819), (57, 352814), (58, 346731), (66, 304703), (77, 261174), (79, 254562), (87, 231154), (114, 176407), (133, 151206), (154, 130587), (158, 127281), (174, 115577), (203, 99066), (209, 96222), (231, 87058), (237, 84854), (266, 75603), (319, 63042), (399, 50402), (406, 49533), (418, 48111), (462, 43529), (474, 42427), (551, 36498), (553, 36366), (609, 33022), (627, 32074), (638, 31521), (798, 25201), (869, 23142), (957, 21014), (1102, 18249), (1106, 18183), (1218, 16511), (1254, 16037), (1463, 13746), (1501, 13398), (1653, 12166), (1659, 12122), (1738, 11571), (1914, 10507), (2233, 9006), (2291, 8778), (2607, 7714), (2926, 6873), (3002, 6699), (3306, 6083), (3318, 6061), (3857, 5214), (4389, 4582), (4466, 4503)]