281734128

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^2$

素因数の和:224

約数の個数: 180

約数和(自身を含む): 903961240

約数和(自身を除く): 622227112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 89, 104, 114, 117, 144, 152, 156, 171, 178, 208, 228, 234, 247, 267, 304, 312, 342, 356, 456, 468, 494, 534, 624, 684, 712, 741, 801, 912, 936, 988, 1068, 1157, 1368, 1424, 1482, 1602, 1691, 1872, 1976, 2136, 2223, 2314, 2736, 2964, 3204, 3382, 3471, 3952, 4272, 4446, 4628, 5073, 5928, 6408, 6764, 6942, 7921, 8892, 9256, 10146, 10413, 11856, 12816, 13528, 13884, 15219, 15842, 17784, 18512, 20292, 20826, 21983, 23763, 27056, 27768, 30438, 31684, 35568, 40584, 41652, 43966, 47526, 55536, 60876, 63368, 65949, 71289, 81168, 83304, 87932, 95052, 102973, 121752, 126736, 131898, 142578, 150499, 166608, 175864, 190104, 197847, 205946, 243504, 263796, 285156, 300998, 308919, 351728, 380208, 395694, 411892, 451497, 527592, 570312, 601996, 617838, 791388, 823784, 902994, 926757, 1055184, 1140624, 1203992, 1235676, 1354491, 1582776, 1647568, 1805988, 1853514, 1956487, 2407984, 2471352, 2708982, 3165552, 3611976, 3707028, 3912974, 4942704, 5417964, 5869461, 7223952, 7414056, 7825948, 10835928, 11738922, 14828112, 15651896, 17608383, 21671856, 23477844, 31303792, 35216766, 46955688, 70433532, 93911376, 140867064, 281734128]

約数ペア:

[(1, 281734128), (2, 140867064), (3, 93911376), (4, 70433532), (6, 46955688), (8, 35216766), (9, 31303792), (12, 23477844), (13, 21671856), (16, 17608383), (18, 15651896), (19, 14828112), (24, 11738922), (26, 10835928), (36, 7825948), (38, 7414056), (39, 7223952), (48, 5869461), (52, 5417964), (57, 4942704), (72, 3912974), (76, 3707028), (78, 3611976), (89, 3165552), (104, 2708982), (114, 2471352), (117, 2407984), (144, 1956487), (152, 1853514), (156, 1805988), (171, 1647568), (178, 1582776), (208, 1354491), (228, 1235676), (234, 1203992), (247, 1140624), (267, 1055184), (304, 926757), (312, 902994), (342, 823784), (356, 791388), (456, 617838), (468, 601996), (494, 570312), (534, 527592), (624, 451497), (684, 411892), (712, 395694), (741, 380208), (801, 351728), (912, 308919), (936, 300998), (988, 285156), (1068, 263796), (1157, 243504), (1368, 205946), (1424, 197847), (1482, 190104), (1602, 175864), (1691, 166608), (1872, 150499), (1976, 142578), (2136, 131898), (2223, 126736), (2314, 121752), (2736, 102973), (2964, 95052), (3204, 87932), (3382, 83304), (3471, 81168), (3952, 71289), (4272, 65949), (4446, 63368), (4628, 60876), (5073, 55536), (5928, 47526), (6408, 43966), (6764, 41652), (6942, 40584), (7921, 35568), (8892, 31684), (9256, 30438), (10146, 27768), (10413, 27056), (11856, 23763), (12816, 21983), (13528, 20826), (13884, 20292), (15219, 18512), (15842, 17784)]