389919984

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:259

約数の個数: 120

約数和(自身を含む): 1063860480

約数和(自身を除く): 673940496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 79, 93, 107, 124, 158, 186, 214, 237, 248, 316, 321, 372, 428, 474, 496, 632, 642, 744, 856, 948, 961, 1264, 1284, 1488, 1712, 1896, 1922, 2449, 2568, 2883, 3317, 3792, 3844, 4898, 5136, 5766, 6634, 7347, 7688, 8453, 9796, 9951, 11532, 13268, 14694, 15376, 16906, 19592, 19902, 23064, 25359, 26536, 29388, 33812, 39184, 39804, 46128, 50718, 53072, 58776, 67624, 75919, 79608, 101436, 102827, 117552, 135248, 151838, 159216, 202872, 205654, 227757, 262043, 303676, 308481, 405744, 411308, 455514, 524086, 607352, 616962, 786129, 822616, 911028, 1048172, 1214704, 1233924, 1572258, 1645232, 1822056, 2096344, 2467848, 3144516, 3644112, 4192688, 4935696, 6289032, 8123333, 12578064, 16246666, 24369999, 32493332, 48739998, 64986664, 97479996, 129973328, 194959992, 389919984]

約数ペア:

[(1, 389919984), (2, 194959992), (3, 129973328), (4, 97479996), (6, 64986664), (8, 48739998), (12, 32493332), (16, 24369999), (24, 16246666), (31, 12578064), (48, 8123333), (62, 6289032), (79, 4935696), (93, 4192688), (107, 3644112), (124, 3144516), (158, 2467848), (186, 2096344), (214, 1822056), (237, 1645232), (248, 1572258), (316, 1233924), (321, 1214704), (372, 1048172), (428, 911028), (474, 822616), (496, 786129), (632, 616962), (642, 607352), (744, 524086), (856, 455514), (948, 411308), (961, 405744), (1264, 308481), (1284, 303676), (1488, 262043), (1712, 227757), (1896, 205654), (1922, 202872), (2449, 159216), (2568, 151838), (2883, 135248), (3317, 117552), (3792, 102827), (3844, 101436), (4898, 79608), (5136, 75919), (5766, 67624), (6634, 58776), (7347, 53072), (7688, 50718), (8453, 46128), (9796, 39804), (9951, 39184), (11532, 33812), (13268, 29388), (14694, 26536), (15376, 25359), (16906, 23064), (19592, 19902)]