78328026

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 209510400

約数和(自身を除く): 131182374

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 61, 63, 79, 86, 122, 126, 129, 158, 183, 189, 237, 258, 301, 366, 378, 387, 427, 474, 549, 553, 602, 711, 774, 854, 903, 1098, 1106, 1161, 1281, 1422, 1647, 1659, 1806, 2133, 2322, 2562, 2623, 2709, 3294, 3318, 3397, 3843, 4266, 4819, 4977, 5246, 5418, 6794, 7686, 7869, 8127, 9638, 9954, 10191, 11529, 14457, 14931, 15738, 16254, 18361, 20382, 23058, 23607, 23779, 28914, 29862, 30573, 33733, 36722, 43371, 47214, 47558, 55083, 61146, 67466, 70821, 71337, 86742, 91719, 101199, 110166, 130113, 141642, 142674, 165249, 183438, 202398, 207217, 214011, 260226, 303597, 330498, 414434, 428022, 495747, 607194, 621651, 642033, 910791, 991494, 1243302, 1284066, 1450519, 1821582, 1864953, 2901038, 3729906, 4351557, 5594859, 8703114, 11189718, 13054671, 26109342, 39164013, 78328026]

約数ペア:

[(1, 78328026), (2, 39164013), (3, 26109342), (6, 13054671), (7, 11189718), (9, 8703114), (14, 5594859), (18, 4351557), (21, 3729906), (27, 2901038), (42, 1864953), (43, 1821582), (54, 1450519), (61, 1284066), (63, 1243302), (79, 991494), (86, 910791), (122, 642033), (126, 621651), (129, 607194), (158, 495747), (183, 428022), (189, 414434), (237, 330498), (258, 303597), (301, 260226), (366, 214011), (378, 207217), (387, 202398), (427, 183438), (474, 165249), (549, 142674), (553, 141642), (602, 130113), (711, 110166), (774, 101199), (854, 91719), (903, 86742), (1098, 71337), (1106, 70821), (1161, 67466), (1281, 61146), (1422, 55083), (1647, 47558), (1659, 47214), (1806, 43371), (2133, 36722), (2322, 33733), (2562, 30573), (2623, 29862), (2709, 28914), (3294, 23779), (3318, 23607), (3397, 23058), (3843, 20382), (4266, 18361), (4819, 16254), (4977, 15738), (5246, 14931), (5418, 14457), (6794, 11529), (7686, 10191), (7869, 9954), (8127, 9638)]