18443040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1$

素因数の和:535

約数の個数: 192

約数和(自身を含む): 72576000

約数和(自身を除く): 54132960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 210, 220, 224, 231, 240, 264, 280, 308, 330, 336, 352, 385, 420, 440, 462, 480, 499, 528, 560, 616, 660, 672, 770, 840, 880, 924, 998, 1056, 1120, 1155, 1232, 1320, 1497, 1540, 1680, 1760, 1848, 1996, 2310, 2464, 2495, 2640, 2994, 3080, 3360, 3493, 3696, 3992, 4620, 4990, 5280, 5489, 5988, 6160, 6986, 7392, 7485, 7984, 9240, 9980, 10479, 10978, 11976, 12320, 13972, 14970, 15968, 16467, 17465, 18480, 19960, 20958, 21956, 23952, 27445, 27944, 29940, 32934, 34930, 36960, 38423, 39920, 41916, 43912, 47904, 52395, 54890, 55888, 59880, 65868, 69860, 76846, 79840, 82335, 83832, 87824, 104790, 109780, 111776, 115269, 119760, 131736, 139720, 153692, 164670, 167664, 175648, 192115, 209580, 219560, 230538, 239520, 263472, 279440, 307384, 329340, 335328, 384230, 419160, 439120, 461076, 526944, 558880, 576345, 614768, 658680, 768460, 838320, 878240, 922152, 1152690, 1229536, 1317360, 1536920, 1676640, 1844304, 2305380, 2634720, 3073840, 3688608, 4610760, 6147680, 9221520, 18443040]

約数ペア:

[(1, 18443040), (2, 9221520), (3, 6147680), (4, 4610760), (5, 3688608), (6, 3073840), (7, 2634720), (8, 2305380), (10, 1844304), (11, 1676640), (12, 1536920), (14, 1317360), (15, 1229536), (16, 1152690), (20, 922152), (21, 878240), (22, 838320), (24, 768460), (28, 658680), (30, 614768), (32, 576345), (33, 558880), (35, 526944), (40, 461076), (42, 439120), (44, 419160), (48, 384230), (55, 335328), (56, 329340), (60, 307384), (66, 279440), (70, 263472), (77, 239520), (80, 230538), (84, 219560), (88, 209580), (96, 192115), (105, 175648), (110, 167664), (112, 164670), (120, 153692), (132, 139720), (140, 131736), (154, 119760), (160, 115269), (165, 111776), (168, 109780), (176, 104790), (210, 87824), (220, 83832), (224, 82335), (231, 79840), (240, 76846), (264, 69860), (280, 65868), (308, 59880), (330, 55888), (336, 54890), (352, 52395), (385, 47904), (420, 43912), (440, 41916), (462, 39920), (480, 38423), (499, 36960), (528, 34930), (560, 32934), (616, 29940), (660, 27944), (672, 27445), (770, 23952), (840, 21956), (880, 20958), (924, 19960), (998, 18480), (1056, 17465), (1120, 16467), (1155, 15968), (1232, 14970), (1320, 13972), (1497, 12320), (1540, 11976), (1680, 10978), (1760, 10479), (1848, 9980), (1996, 9240), (2310, 7984), (2464, 7485), (2495, 7392), (2640, 6986), (2994, 6160), (3080, 5988), (3360, 5489), (3493, 5280), (3696, 4990), (3992, 4620)]