228123280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1277}}^1$

素因数の和:1337

約数の個数: 160

約数和(自身を含む): 684599040

約数和(自身を除く): 456475760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 176, 203, 220, 232, 280, 290, 308, 319, 385, 406, 440, 464, 560, 580, 616, 638, 770, 812, 880, 1015, 1160, 1232, 1276, 1277, 1540, 1595, 1624, 2030, 2233, 2320, 2552, 2554, 3080, 3190, 3248, 4060, 4466, 5104, 5108, 6160, 6380, 6385, 8120, 8932, 8939, 10216, 11165, 12760, 12770, 14047, 16240, 17864, 17878, 20432, 22330, 25520, 25540, 28094, 35728, 35756, 37033, 44660, 44695, 51080, 56188, 70235, 71512, 74066, 89320, 89390, 98329, 102160, 112376, 140470, 143024, 148132, 178640, 178780, 185165, 196658, 224752, 259231, 280940, 296264, 357560, 370330, 393316, 407363, 491645, 518462, 561880, 592528, 715120, 740660, 786632, 814726, 983290, 1036924, 1123760, 1296155, 1481320, 1573264, 1629452, 1966580, 2036815, 2073848, 2592310, 2851541, 2962640, 3258904, 3933160, 4073630, 4147696, 5184620, 5703082, 6517808, 7866320, 8147260, 10369240, 11406164, 14257705, 16294520, 20738480, 22812328, 28515410, 32589040, 45624656, 57030820, 114061640, 228123280]

約数ペア:

[(1, 228123280), (2, 114061640), (4, 57030820), (5, 45624656), (7, 32589040), (8, 28515410), (10, 22812328), (11, 20738480), (14, 16294520), (16, 14257705), (20, 11406164), (22, 10369240), (28, 8147260), (29, 7866320), (35, 6517808), (40, 5703082), (44, 5184620), (55, 4147696), (56, 4073630), (58, 3933160), (70, 3258904), (77, 2962640), (80, 2851541), (88, 2592310), (110, 2073848), (112, 2036815), (116, 1966580), (140, 1629452), (145, 1573264), (154, 1481320), (176, 1296155), (203, 1123760), (220, 1036924), (232, 983290), (280, 814726), (290, 786632), (308, 740660), (319, 715120), (385, 592528), (406, 561880), (440, 518462), (464, 491645), (560, 407363), (580, 393316), (616, 370330), (638, 357560), (770, 296264), (812, 280940), (880, 259231), (1015, 224752), (1160, 196658), (1232, 185165), (1276, 178780), (1277, 178640), (1540, 148132), (1595, 143024), (1624, 140470), (2030, 112376), (2233, 102160), (2320, 98329), (2552, 89390), (2554, 89320), (3080, 74066), (3190, 71512), (3248, 70235), (4060, 56188), (4466, 51080), (5104, 44695), (5108, 44660), (6160, 37033), (6380, 35756), (6385, 35728), (8120, 28094), (8932, 25540), (8939, 25520), (10216, 22330), (11165, 20432), (12760, 17878), (12770, 17864), (14047, 16240)]