77177240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 212544000

約数和(自身を除く): 135366760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 89, 95, 133, 140, 152, 163, 178, 190, 266, 280, 326, 356, 380, 445, 532, 623, 652, 665, 712, 760, 815, 890, 1064, 1141, 1246, 1304, 1330, 1630, 1691, 1780, 2282, 2492, 2660, 3097, 3115, 3260, 3382, 3560, 4564, 4984, 5320, 5705, 6194, 6230, 6520, 6764, 8455, 9128, 11410, 11837, 12388, 12460, 13528, 14507, 15485, 16910, 21679, 22820, 23674, 24776, 24920, 29014, 30970, 33820, 43358, 45640, 47348, 58028, 59185, 61940, 67640, 72535, 86716, 94696, 101549, 108395, 116056, 118370, 123880, 145070, 173432, 203098, 216790, 236740, 275633, 290140, 406196, 433580, 473480, 507745, 551266, 580280, 812392, 867160, 1015490, 1102532, 1378165, 1929431, 2030980, 2205064, 2756330, 3858862, 4061960, 5512660, 7717724, 9647155, 11025320, 15435448, 19294310, 38588620, 77177240]

約数ペア:

[(1, 77177240), (2, 38588620), (4, 19294310), (5, 15435448), (7, 11025320), (8, 9647155), (10, 7717724), (14, 5512660), (19, 4061960), (20, 3858862), (28, 2756330), (35, 2205064), (38, 2030980), (40, 1929431), (56, 1378165), (70, 1102532), (76, 1015490), (89, 867160), (95, 812392), (133, 580280), (140, 551266), (152, 507745), (163, 473480), (178, 433580), (190, 406196), (266, 290140), (280, 275633), (326, 236740), (356, 216790), (380, 203098), (445, 173432), (532, 145070), (623, 123880), (652, 118370), (665, 116056), (712, 108395), (760, 101549), (815, 94696), (890, 86716), (1064, 72535), (1141, 67640), (1246, 61940), (1304, 59185), (1330, 58028), (1630, 47348), (1691, 45640), (1780, 43358), (2282, 33820), (2492, 30970), (2660, 29014), (3097, 24920), (3115, 24776), (3260, 23674), (3382, 22820), (3560, 21679), (4564, 16910), (4984, 15485), (5320, 14507), (5705, 13528), (6194, 12460), (6230, 12388), (6520, 11837), (6764, 11410), (8455, 9128)]