72061528

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 182476800

約数和(自身を除く): 110415272

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 47, 56, 76, 77, 88, 94, 131, 133, 152, 154, 188, 209, 262, 266, 308, 329, 376, 418, 517, 524, 532, 616, 658, 836, 893, 917, 1034, 1048, 1064, 1316, 1441, 1463, 1672, 1786, 1834, 2068, 2489, 2632, 2882, 2926, 3572, 3619, 3668, 4136, 4978, 5764, 5852, 6157, 6251, 7144, 7238, 7336, 9823, 9956, 10087, 11528, 11704, 12314, 12502, 14476, 17423, 19646, 19912, 20174, 24628, 25004, 27379, 28952, 34846, 39292, 40348, 43099, 49256, 50008, 54758, 67727, 68761, 69692, 78584, 80696, 86198, 109516, 116983, 135454, 137522, 139384, 172396, 191653, 219032, 233966, 270908, 275044, 344792, 383306, 467932, 474089, 541816, 550088, 766612, 818881, 935864, 948178, 1286813, 1533224, 1637762, 1896356, 2573626, 3275524, 3792712, 5147252, 6551048, 9007691, 10294504, 18015382, 36030764, 72061528]

約数ペア:

[(1, 72061528), (2, 36030764), (4, 18015382), (7, 10294504), (8, 9007691), (11, 6551048), (14, 5147252), (19, 3792712), (22, 3275524), (28, 2573626), (38, 1896356), (44, 1637762), (47, 1533224), (56, 1286813), (76, 948178), (77, 935864), (88, 818881), (94, 766612), (131, 550088), (133, 541816), (152, 474089), (154, 467932), (188, 383306), (209, 344792), (262, 275044), (266, 270908), (308, 233966), (329, 219032), (376, 191653), (418, 172396), (517, 139384), (524, 137522), (532, 135454), (616, 116983), (658, 109516), (836, 86198), (893, 80696), (917, 78584), (1034, 69692), (1048, 68761), (1064, 67727), (1316, 54758), (1441, 50008), (1463, 49256), (1672, 43099), (1786, 40348), (1834, 39292), (2068, 34846), (2489, 28952), (2632, 27379), (2882, 25004), (2926, 24628), (3572, 20174), (3619, 19912), (3668, 19646), (4136, 17423), (4978, 14476), (5764, 12502), (5852, 12314), (6157, 11704), (6251, 11528), (7144, 10087), (7238, 9956), (7336, 9823)]