31531032

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:247

約数の個数: 160

約数和(自身を含む): 100623600

約数和(自身を除く): 69092568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 36, 38, 39, 52, 54, 57, 72, 76, 78, 81, 104, 108, 114, 117, 152, 156, 162, 171, 197, 216, 228, 234, 247, 312, 324, 342, 351, 394, 456, 468, 494, 513, 591, 648, 684, 702, 741, 788, 936, 988, 1026, 1053, 1182, 1368, 1404, 1482, 1539, 1576, 1773, 1976, 2052, 2106, 2223, 2364, 2561, 2808, 2964, 3078, 3546, 3743, 4104, 4212, 4446, 4728, 5122, 5319, 5928, 6156, 6669, 7092, 7486, 7683, 8424, 8892, 10244, 10638, 11229, 12312, 13338, 14184, 14972, 15366, 15957, 17784, 20007, 20488, 21276, 22458, 23049, 26676, 29944, 30732, 31914, 33687, 40014, 42552, 44916, 46098, 48659, 53352, 61464, 63828, 67374, 69147, 80028, 89832, 92196, 97318, 101061, 127656, 134748, 138294, 145977, 160056, 184392, 194636, 202122, 207441, 269496, 276588, 291954, 303183, 389272, 404244, 414882, 437931, 553176, 583908, 606366, 808488, 829764, 875862, 1167816, 1212732, 1313793, 1659528, 1751724, 2425464, 2627586, 3503448, 3941379, 5255172, 7882758, 10510344, 15765516, 31531032]

約数ペア:

[(1, 31531032), (2, 15765516), (3, 10510344), (4, 7882758), (6, 5255172), (8, 3941379), (9, 3503448), (12, 2627586), (13, 2425464), (18, 1751724), (19, 1659528), (24, 1313793), (26, 1212732), (27, 1167816), (36, 875862), (38, 829764), (39, 808488), (52, 606366), (54, 583908), (57, 553176), (72, 437931), (76, 414882), (78, 404244), (81, 389272), (104, 303183), (108, 291954), (114, 276588), (117, 269496), (152, 207441), (156, 202122), (162, 194636), (171, 184392), (197, 160056), (216, 145977), (228, 138294), (234, 134748), (247, 127656), (312, 101061), (324, 97318), (342, 92196), (351, 89832), (394, 80028), (456, 69147), (468, 67374), (494, 63828), (513, 61464), (591, 53352), (648, 48659), (684, 46098), (702, 44916), (741, 42552), (788, 40014), (936, 33687), (988, 31914), (1026, 30732), (1053, 29944), (1182, 26676), (1368, 23049), (1404, 22458), (1482, 21276), (1539, 20488), (1576, 20007), (1773, 17784), (1976, 15957), (2052, 15366), (2106, 14972), (2223, 14184), (2364, 13338), (2561, 12312), (2808, 11229), (2964, 10638), (3078, 10244), (3546, 8892), (3743, 8424), (4104, 7683), (4212, 7486), (4446, 7092), (4728, 6669), (5122, 6156), (5319, 5928)]