331591572

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:550

約数の個数: 144

約数和(自身を含む): 963144000

約数和(自身を除く): 631552428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 89, 114, 117, 156, 171, 178, 228, 234, 247, 267, 342, 356, 419, 468, 494, 534, 684, 741, 801, 838, 988, 1068, 1157, 1257, 1482, 1602, 1676, 1691, 2223, 2314, 2514, 2964, 3204, 3382, 3471, 3771, 4446, 4628, 5028, 5073, 5447, 6764, 6942, 7542, 7961, 8892, 10146, 10413, 10894, 13884, 15084, 15219, 15922, 16341, 20292, 20826, 21788, 21983, 23883, 30438, 31844, 32682, 37291, 41652, 43966, 47766, 49023, 60876, 65364, 65949, 71649, 74582, 87932, 95532, 98046, 103493, 111873, 131898, 143298, 149164, 196092, 197847, 206986, 223746, 263796, 286596, 310479, 335619, 395694, 413972, 447492, 484783, 620958, 671238, 708529, 791388, 931437, 969566, 1241916, 1342476, 1417058, 1454349, 1862874, 1939132, 2125587, 2834116, 2908698, 3725748, 4251174, 4363047, 5817396, 6376761, 8502348, 8726094, 9210877, 12753522, 17452188, 18421754, 25507044, 27632631, 36843508, 55265262, 82897893, 110530524, 165795786, 331591572]

約数ペア:

[(1, 331591572), (2, 165795786), (3, 110530524), (4, 82897893), (6, 55265262), (9, 36843508), (12, 27632631), (13, 25507044), (18, 18421754), (19, 17452188), (26, 12753522), (36, 9210877), (38, 8726094), (39, 8502348), (52, 6376761), (57, 5817396), (76, 4363047), (78, 4251174), (89, 3725748), (114, 2908698), (117, 2834116), (156, 2125587), (171, 1939132), (178, 1862874), (228, 1454349), (234, 1417058), (247, 1342476), (267, 1241916), (342, 969566), (356, 931437), (419, 791388), (468, 708529), (494, 671238), (534, 620958), (684, 484783), (741, 447492), (801, 413972), (838, 395694), (988, 335619), (1068, 310479), (1157, 286596), (1257, 263796), (1482, 223746), (1602, 206986), (1676, 197847), (1691, 196092), (2223, 149164), (2314, 143298), (2514, 131898), (2964, 111873), (3204, 103493), (3382, 98046), (3471, 95532), (3771, 87932), (4446, 74582), (4628, 71649), (5028, 65949), (5073, 65364), (5447, 60876), (6764, 49023), (6942, 47766), (7542, 43966), (7961, 41652), (8892, 37291), (10146, 32682), (10413, 31844), (10894, 30438), (13884, 23883), (15084, 21983), (15219, 21788), (15922, 20826), (16341, 20292)]