1618112560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:407

約数の個数: 160

約数和(自身を含む): 4083488640

約数和(自身を除く): 2465376080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 89, 92, 115, 164, 178, 184, 205, 230, 241, 328, 356, 368, 410, 445, 460, 482, 656, 712, 820, 890, 920, 943, 964, 1205, 1424, 1640, 1780, 1840, 1886, 1928, 2047, 2410, 3280, 3560, 3649, 3772, 3856, 4094, 4715, 4820, 5543, 7120, 7298, 7544, 8188, 9430, 9640, 9881, 10235, 11086, 14596, 15088, 16376, 18245, 18860, 19280, 19762, 20470, 21449, 22172, 27715, 29192, 32752, 36490, 37720, 39524, 40940, 42898, 44344, 49405, 55430, 58384, 72980, 75440, 79048, 81880, 83927, 85796, 88688, 98810, 107245, 110860, 145960, 158096, 163760, 167854, 171592, 197620, 214490, 221720, 227263, 291920, 335708, 343184, 395240, 419635, 428980, 443440, 454526, 493327, 671416, 790480, 839270, 857960, 879409, 909052, 986654, 1136315, 1342832, 1678540, 1715920, 1758818, 1818104, 1973308, 2272630, 2466635, 3357080, 3517636, 3636208, 3946616, 4397045, 4545260, 4933270, 6714160, 7035272, 7893232, 8794090, 9090520, 9866540, 14070544, 17588180, 18181040, 19733080, 20226407, 35176360, 39466160, 40452814, 70352720, 80905628, 101132035, 161811256, 202264070, 323622512, 404528140, 809056280, 1618112560]

約数ペア:

[(1, 1618112560), (2, 809056280), (4, 404528140), (5, 323622512), (8, 202264070), (10, 161811256), (16, 101132035), (20, 80905628), (23, 70352720), (40, 40452814), (41, 39466160), (46, 35176360), (80, 20226407), (82, 19733080), (89, 18181040), (92, 17588180), (115, 14070544), (164, 9866540), (178, 9090520), (184, 8794090), (205, 7893232), (230, 7035272), (241, 6714160), (328, 4933270), (356, 4545260), (368, 4397045), (410, 3946616), (445, 3636208), (460, 3517636), (482, 3357080), (656, 2466635), (712, 2272630), (820, 1973308), (890, 1818104), (920, 1758818), (943, 1715920), (964, 1678540), (1205, 1342832), (1424, 1136315), (1640, 986654), (1780, 909052), (1840, 879409), (1886, 857960), (1928, 839270), (2047, 790480), (2410, 671416), (3280, 493327), (3560, 454526), (3649, 443440), (3772, 428980), (3856, 419635), (4094, 395240), (4715, 343184), (4820, 335708), (5543, 291920), (7120, 227263), (7298, 221720), (7544, 214490), (8188, 197620), (9430, 171592), (9640, 167854), (9881, 163760), (10235, 158096), (11086, 145960), (14596, 110860), (15088, 107245), (16376, 98810), (18245, 88688), (18860, 85796), (19280, 83927), (19762, 81880), (20470, 79048), (21449, 75440), (22172, 72980), (27715, 58384), (29192, 55430), (32752, 49405), (36490, 44344), (37720, 42898), (39524, 40940)]