31557708

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1$

素因数の和:78

約数の個数: 192

約数和(自身を含む): 106624000

約数和(自身を除く): 75066292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 27, 28, 36, 38, 39, 42, 52, 54, 57, 63, 76, 78, 84, 91, 108, 114, 117, 126, 133, 156, 169, 171, 182, 189, 228, 234, 247, 252, 266, 273, 338, 342, 351, 364, 378, 399, 468, 494, 507, 513, 532, 546, 676, 684, 702, 741, 756, 798, 819, 988, 1014, 1026, 1092, 1183, 1197, 1404, 1482, 1521, 1596, 1638, 1729, 2028, 2052, 2197, 2223, 2366, 2394, 2457, 2964, 3042, 3211, 3276, 3458, 3549, 3591, 4394, 4446, 4563, 4732, 4788, 4914, 5187, 6084, 6422, 6591, 6669, 6916, 7098, 7182, 8788, 8892, 9126, 9633, 9828, 10374, 10647, 12844, 13182, 13338, 14196, 14364, 15379, 15561, 18252, 19266, 19773, 20748, 21294, 22477, 26364, 26676, 28899, 30758, 31122, 31941, 38532, 39546, 41743, 42588, 44954, 46137, 46683, 57798, 59319, 61516, 62244, 63882, 67431, 79092, 83486, 86697, 89908, 92274, 93366, 115596, 118638, 125229, 127764, 134862, 138411, 166972, 173394, 184548, 186732, 202293, 237276, 250458, 269724, 276822, 292201, 346788, 375687, 404586, 415233, 500916, 553644, 584402, 606879, 751374, 809172, 830466, 876603, 1127061, 1168804, 1213758, 1502748, 1660932, 1753206, 2254122, 2427516, 2629809, 3506412, 4508244, 5259618, 7889427, 10519236, 15778854, 31557708]

約数ペア:

[(1, 31557708), (2, 15778854), (3, 10519236), (4, 7889427), (6, 5259618), (7, 4508244), (9, 3506412), (12, 2629809), (13, 2427516), (14, 2254122), (18, 1753206), (19, 1660932), (21, 1502748), (26, 1213758), (27, 1168804), (28, 1127061), (36, 876603), (38, 830466), (39, 809172), (42, 751374), (52, 606879), (54, 584402), (57, 553644), (63, 500916), (76, 415233), (78, 404586), (84, 375687), (91, 346788), (108, 292201), (114, 276822), (117, 269724), (126, 250458), (133, 237276), (156, 202293), (169, 186732), (171, 184548), (182, 173394), (189, 166972), (228, 138411), (234, 134862), (247, 127764), (252, 125229), (266, 118638), (273, 115596), (338, 93366), (342, 92274), (351, 89908), (364, 86697), (378, 83486), (399, 79092), (468, 67431), (494, 63882), (507, 62244), (513, 61516), (532, 59319), (546, 57798), (676, 46683), (684, 46137), (702, 44954), (741, 42588), (756, 41743), (798, 39546), (819, 38532), (988, 31941), (1014, 31122), (1026, 30758), (1092, 28899), (1183, 26676), (1197, 26364), (1404, 22477), (1482, 21294), (1521, 20748), (1596, 19773), (1638, 19266), (1729, 18252), (2028, 15561), (2052, 15379), (2197, 14364), (2223, 14196), (2366, 13338), (2394, 13182), (2457, 12844), (2964, 10647), (3042, 10374), (3211, 9828), (3276, 9633), (3458, 9126), (3549, 8892), (3591, 8788), (4394, 7182), (4446, 7098), (4563, 6916), (4732, 6669), (4788, 6591), (4914, 6422), (5187, 6084)]