516316640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1277}}^1$

素因数の和:1337

約数の個数: 144

約数和(自身を含む): 1472440032

約数和(自身を除く): 956123392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 361, 380, 532, 560, 608, 665, 722, 760, 1064, 1120, 1277, 1330, 1444, 1520, 1805, 2128, 2527, 2554, 2660, 2888, 3040, 3610, 4256, 5054, 5108, 5320, 5776, 6385, 7220, 8939, 10108, 10216, 10640, 11552, 12635, 12770, 14440, 17878, 20216, 20432, 21280, 24263, 25270, 25540, 28880, 35756, 40432, 40864, 44695, 48526, 50540, 51080, 57760, 71512, 80864, 89390, 97052, 101080, 102160, 121315, 143024, 169841, 178780, 194104, 202160, 204320, 242630, 286048, 339682, 357560, 388208, 404320, 460997, 485260, 679364, 715120, 776416, 849205, 921994, 970520, 1358728, 1430240, 1698410, 1843988, 1941040, 2304985, 2717456, 3226979, 3396820, 3687976, 3882080, 4609970, 5434912, 6453958, 6793640, 7375952, 9219940, 12907916, 13587280, 14751904, 16134895, 18439880, 25815832, 27174560, 32269790, 36879760, 51631664, 64539580, 73759520, 103263328, 129079160, 258158320, 516316640]

約数ペア:

[(1, 516316640), (2, 258158320), (4, 129079160), (5, 103263328), (7, 73759520), (8, 64539580), (10, 51631664), (14, 36879760), (16, 32269790), (19, 27174560), (20, 25815832), (28, 18439880), (32, 16134895), (35, 14751904), (38, 13587280), (40, 12907916), (56, 9219940), (70, 7375952), (76, 6793640), (80, 6453958), (95, 5434912), (112, 4609970), (133, 3882080), (140, 3687976), (152, 3396820), (160, 3226979), (190, 2717456), (224, 2304985), (266, 1941040), (280, 1843988), (304, 1698410), (361, 1430240), (380, 1358728), (532, 970520), (560, 921994), (608, 849205), (665, 776416), (722, 715120), (760, 679364), (1064, 485260), (1120, 460997), (1277, 404320), (1330, 388208), (1444, 357560), (1520, 339682), (1805, 286048), (2128, 242630), (2527, 204320), (2554, 202160), (2660, 194104), (2888, 178780), (3040, 169841), (3610, 143024), (4256, 121315), (5054, 102160), (5108, 101080), (5320, 97052), (5776, 89390), (6385, 80864), (7220, 71512), (8939, 57760), (10108, 51080), (10216, 50540), (10640, 48526), (11552, 44695), (12635, 40864), (12770, 40432), (14440, 35756), (17878, 28880), (20216, 25540), (20432, 25270), (21280, 24263)]