289266560

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2417}}^1$

素因数の和:2464

約数の個数: 128

約数和(自身を含む): 799100640

約数和(自身を除く): 509834080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 640, 680, 704, 748, 880, 935, 1088, 1360, 1408, 1496, 1760, 1870, 2176, 2417, 2720, 2992, 3520, 3740, 4834, 5440, 5984, 7040, 7480, 9668, 10880, 11968, 12085, 14960, 19336, 23936, 24170, 26587, 29920, 38672, 41089, 48340, 53174, 59840, 77344, 82178, 96680, 106348, 119680, 132935, 154688, 164356, 193360, 205445, 212696, 265870, 309376, 328712, 386720, 410890, 425392, 451979, 531740, 657424, 773440, 821780, 850784, 903958, 1063480, 1314848, 1546880, 1643560, 1701568, 1807916, 2126960, 2259895, 2629696, 3287120, 3403136, 3615832, 4253920, 4519790, 5259392, 6574240, 7231664, 8507840, 9039580, 13148480, 14463328, 17015680, 18079160, 26296960, 28926656, 36158320, 57853312, 72316640, 144633280, 289266560]

約数ペア:

[(1, 289266560), (2, 144633280), (4, 72316640), (5, 57853312), (8, 36158320), (10, 28926656), (11, 26296960), (16, 18079160), (17, 17015680), (20, 14463328), (22, 13148480), (32, 9039580), (34, 8507840), (40, 7231664), (44, 6574240), (55, 5259392), (64, 4519790), (68, 4253920), (80, 3615832), (85, 3403136), (88, 3287120), (110, 2629696), (128, 2259895), (136, 2126960), (160, 1807916), (170, 1701568), (176, 1643560), (187, 1546880), (220, 1314848), (272, 1063480), (320, 903958), (340, 850784), (352, 821780), (374, 773440), (440, 657424), (544, 531740), (640, 451979), (680, 425392), (704, 410890), (748, 386720), (880, 328712), (935, 309376), (1088, 265870), (1360, 212696), (1408, 205445), (1496, 193360), (1760, 164356), (1870, 154688), (2176, 132935), (2417, 119680), (2720, 106348), (2992, 96680), (3520, 82178), (3740, 77344), (4834, 59840), (5440, 53174), (5984, 48340), (7040, 41089), (7480, 38672), (9668, 29920), (10880, 26587), (11968, 24170), (12085, 23936), (14960, 19336)]