221350472

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 529079040

約数和(自身を除く): 307728568

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 41, 53, 56, 68, 82, 106, 107, 119, 136, 164, 212, 214, 238, 287, 328, 371, 424, 428, 476, 574, 697, 742, 749, 856, 901, 952, 1148, 1394, 1484, 1498, 1802, 1819, 2173, 2296, 2788, 2968, 2996, 3604, 3638, 4346, 4387, 4879, 5576, 5671, 5992, 6307, 7208, 7276, 8692, 8774, 9758, 11342, 12614, 12733, 14552, 15211, 17384, 17548, 19516, 22684, 25228, 25466, 30422, 30709, 35096, 36941, 39032, 39697, 45368, 50456, 50932, 60844, 61418, 73882, 74579, 79394, 96407, 101864, 121688, 122836, 147764, 149158, 158788, 192814, 232511, 245672, 258587, 295528, 298316, 317576, 385628, 465022, 517174, 522053, 596632, 674849, 771256, 930044, 1034348, 1044106, 1349698, 1627577, 1860088, 2068696, 2088212, 2699396, 3255154, 3952687, 4176424, 5398792, 6510308, 7905374, 13020616, 15810748, 27668809, 31621496, 55337618, 110675236, 221350472]

約数ペア:

[(1, 221350472), (2, 110675236), (4, 55337618), (7, 31621496), (8, 27668809), (14, 15810748), (17, 13020616), (28, 7905374), (34, 6510308), (41, 5398792), (53, 4176424), (56, 3952687), (68, 3255154), (82, 2699396), (106, 2088212), (107, 2068696), (119, 1860088), (136, 1627577), (164, 1349698), (212, 1044106), (214, 1034348), (238, 930044), (287, 771256), (328, 674849), (371, 596632), (424, 522053), (428, 517174), (476, 465022), (574, 385628), (697, 317576), (742, 298316), (749, 295528), (856, 258587), (901, 245672), (952, 232511), (1148, 192814), (1394, 158788), (1484, 149158), (1498, 147764), (1802, 122836), (1819, 121688), (2173, 101864), (2296, 96407), (2788, 79394), (2968, 74579), (2996, 73882), (3604, 61418), (3638, 60844), (4346, 50932), (4387, 50456), (4879, 45368), (5576, 39697), (5671, 39032), (5992, 36941), (6307, 35096), (7208, 30709), (7276, 30422), (8692, 25466), (8774, 25228), (9758, 22684), (11342, 19516), (12614, 17548), (12733, 17384), (14552, 15211)]