128269760

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 168

約数和(自身を含む): 346222320

約数和(自身を除く): 217952560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 73, 76, 80, 85, 95, 136, 146, 152, 160, 170, 190, 272, 289, 292, 304, 320, 323, 340, 365, 380, 544, 578, 584, 608, 646, 680, 730, 760, 1088, 1156, 1168, 1216, 1241, 1292, 1360, 1387, 1445, 1460, 1520, 1615, 2312, 2336, 2482, 2584, 2720, 2774, 2890, 2920, 3040, 3230, 4624, 4672, 4964, 5168, 5440, 5491, 5548, 5780, 5840, 6080, 6205, 6460, 6935, 9248, 9928, 10336, 10982, 11096, 11560, 11680, 12410, 12920, 13870, 18496, 19856, 20672, 21097, 21964, 22192, 23120, 23360, 23579, 24820, 25840, 27455, 27740, 39712, 42194, 43928, 44384, 46240, 47158, 49640, 51680, 54910, 55480, 79424, 84388, 87856, 88768, 92480, 94316, 99280, 103360, 105485, 109820, 110960, 117895, 168776, 175712, 188632, 198560, 210970, 219640, 221920, 235790, 337552, 351424, 377264, 397120, 400843, 421940, 439280, 443840, 471580, 675104, 754528, 801686, 843880, 878560, 943160, 1350208, 1509056, 1603372, 1687760, 1757120, 1886320, 2004215, 3206744, 3375520, 3772640, 4008430, 6413488, 6751040, 7545280, 8016860, 12826976, 16033720, 25653952, 32067440, 64134880, 128269760]

約数ペア:

[(1, 128269760), (2, 64134880), (4, 32067440), (5, 25653952), (8, 16033720), (10, 12826976), (16, 8016860), (17, 7545280), (19, 6751040), (20, 6413488), (32, 4008430), (34, 3772640), (38, 3375520), (40, 3206744), (64, 2004215), (68, 1886320), (73, 1757120), (76, 1687760), (80, 1603372), (85, 1509056), (95, 1350208), (136, 943160), (146, 878560), (152, 843880), (160, 801686), (170, 754528), (190, 675104), (272, 471580), (289, 443840), (292, 439280), (304, 421940), (320, 400843), (323, 397120), (340, 377264), (365, 351424), (380, 337552), (544, 235790), (578, 221920), (584, 219640), (608, 210970), (646, 198560), (680, 188632), (730, 175712), (760, 168776), (1088, 117895), (1156, 110960), (1168, 109820), (1216, 105485), (1241, 103360), (1292, 99280), (1360, 94316), (1387, 92480), (1445, 88768), (1460, 87856), (1520, 84388), (1615, 79424), (2312, 55480), (2336, 54910), (2482, 51680), (2584, 49640), (2720, 47158), (2774, 46240), (2890, 44384), (2920, 43928), (3040, 42194), (3230, 39712), (4624, 27740), (4672, 27455), (4964, 25840), (5168, 24820), (5440, 23579), (5491, 23360), (5548, 23120), (5780, 22192), (5840, 21964), (6080, 21097), (6205, 20672), (6460, 19856), (6935, 18496), (9248, 13870), (9928, 12920), (10336, 12410), (10982, 11680), (11096, 11560)]