83468840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1051

約数の個数: 128

約数和(自身を含む): 241436160

約数和(自身を除く): 157967320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 460, 520, 598, 644, 728, 805, 910, 920, 997, 1196, 1288, 1495, 1610, 1820, 1994, 2093, 2392, 2990, 3220, 3640, 3988, 4186, 4985, 5980, 6440, 6979, 7976, 8372, 9970, 10465, 11960, 12961, 13958, 16744, 19940, 20930, 22931, 25922, 27916, 34895, 39880, 41860, 45862, 51844, 55832, 64805, 69790, 83720, 90727, 91724, 103688, 114655, 129610, 139580, 160517, 181454, 183448, 229310, 259220, 279160, 298103, 321034, 362908, 453635, 458620, 518440, 596206, 642068, 725816, 802585, 907270, 917240, 1192412, 1284136, 1490515, 1605170, 1814540, 2086721, 2384824, 2981030, 3210340, 3629080, 4173442, 5962060, 6420680, 8346884, 10433605, 11924120, 16693768, 20867210, 41734420, 83468840]

約数ペア:

[(1, 83468840), (2, 41734420), (4, 20867210), (5, 16693768), (7, 11924120), (8, 10433605), (10, 8346884), (13, 6420680), (14, 5962060), (20, 4173442), (23, 3629080), (26, 3210340), (28, 2981030), (35, 2384824), (40, 2086721), (46, 1814540), (52, 1605170), (56, 1490515), (65, 1284136), (70, 1192412), (91, 917240), (92, 907270), (104, 802585), (115, 725816), (130, 642068), (140, 596206), (161, 518440), (182, 458620), (184, 453635), (230, 362908), (260, 321034), (280, 298103), (299, 279160), (322, 259220), (364, 229310), (455, 183448), (460, 181454), (520, 160517), (598, 139580), (644, 129610), (728, 114655), (805, 103688), (910, 91724), (920, 90727), (997, 83720), (1196, 69790), (1288, 64805), (1495, 55832), (1610, 51844), (1820, 45862), (1994, 41860), (2093, 39880), (2392, 34895), (2990, 27916), (3220, 25922), (3640, 22931), (3988, 20930), (4186, 19940), (4985, 16744), (5980, 13958), (6440, 12961), (6979, 11960), (7976, 10465), (8372, 9970)]