320466320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:297

約数の個数: 120

約数和(自身を含む): 805823424

約数和(自身を除く): 485357104

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 83, 85, 136, 166, 167, 170, 272, 289, 332, 334, 340, 415, 578, 664, 668, 680, 830, 835, 1156, 1328, 1336, 1360, 1411, 1445, 1660, 1670, 2312, 2672, 2822, 2839, 2890, 3320, 3340, 4624, 5644, 5678, 5780, 6640, 6680, 7055, 11288, 11356, 11560, 13360, 13861, 14110, 14195, 22576, 22712, 23120, 23987, 27722, 28220, 28390, 45424, 47974, 48263, 55444, 56440, 56780, 69305, 95948, 96526, 110888, 112880, 113560, 119935, 138610, 191896, 193052, 221776, 227120, 235637, 239870, 241315, 277220, 383792, 386104, 471274, 479740, 482630, 554440, 772208, 942548, 959480, 965260, 1108880, 1178185, 1885096, 1918960, 1930520, 2356370, 3770192, 3861040, 4005829, 4712740, 8011658, 9425480, 16023316, 18850960, 20029145, 32046632, 40058290, 64093264, 80116580, 160233160, 320466320]

約数ペア:

[(1, 320466320), (2, 160233160), (4, 80116580), (5, 64093264), (8, 40058290), (10, 32046632), (16, 20029145), (17, 18850960), (20, 16023316), (34, 9425480), (40, 8011658), (68, 4712740), (80, 4005829), (83, 3861040), (85, 3770192), (136, 2356370), (166, 1930520), (167, 1918960), (170, 1885096), (272, 1178185), (289, 1108880), (332, 965260), (334, 959480), (340, 942548), (415, 772208), (578, 554440), (664, 482630), (668, 479740), (680, 471274), (830, 386104), (835, 383792), (1156, 277220), (1328, 241315), (1336, 239870), (1360, 235637), (1411, 227120), (1445, 221776), (1660, 193052), (1670, 191896), (2312, 138610), (2672, 119935), (2822, 113560), (2839, 112880), (2890, 110888), (3320, 96526), (3340, 95948), (4624, 69305), (5644, 56780), (5678, 56440), (5780, 55444), (6640, 48263), (6680, 47974), (7055, 45424), (11288, 28390), (11356, 28220), (11560, 27722), (13360, 23987), (13861, 23120), (14110, 22712), (14195, 22576)]