72172485

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 164229120

約数和(自身を除く): 92056635

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 53, 55, 63, 77, 99, 105, 131, 135, 159, 165, 189, 231, 265, 297, 315, 371, 385, 393, 477, 495, 583, 655, 693, 795, 917, 945, 1113, 1155, 1179, 1431, 1441, 1485, 1749, 1855, 1965, 2079, 2385, 2751, 2915, 3339, 3465, 3537, 4081, 4323, 4585, 5247, 5565, 5895, 6943, 7155, 7205, 8253, 8745, 10017, 10087, 10395, 12243, 12969, 13755, 15741, 16695, 17685, 20405, 20829, 21615, 24759, 26235, 30261, 34715, 36729, 38907, 41265, 48601, 50085, 50435, 61215, 62487, 64845, 76373, 78705, 90783, 104145, 110187, 123795, 145803, 151305, 183645, 187461, 194535, 229119, 243005, 272349, 312435, 381865, 437409, 453915, 534611, 550935, 687357, 729015, 937305, 1145595, 1312227, 1361745, 1603833, 2062071, 2187045, 2673055, 3436785, 4811499, 6561135, 8019165, 10310355, 14434497, 24057495, 72172485]

約数ペア:

[(1, 72172485), (3, 24057495), (5, 14434497), (7, 10310355), (9, 8019165), (11, 6561135), (15, 4811499), (21, 3436785), (27, 2673055), (33, 2187045), (35, 2062071), (45, 1603833), (53, 1361745), (55, 1312227), (63, 1145595), (77, 937305), (99, 729015), (105, 687357), (131, 550935), (135, 534611), (159, 453915), (165, 437409), (189, 381865), (231, 312435), (265, 272349), (297, 243005), (315, 229119), (371, 194535), (385, 187461), (393, 183645), (477, 151305), (495, 145803), (583, 123795), (655, 110187), (693, 104145), (795, 90783), (917, 78705), (945, 76373), (1113, 64845), (1155, 62487), (1179, 61215), (1431, 50435), (1441, 50085), (1485, 48601), (1749, 41265), (1855, 38907), (1965, 36729), (2079, 34715), (2385, 30261), (2751, 26235), (2915, 24759), (3339, 21615), (3465, 20829), (3537, 20405), (4081, 17685), (4323, 16695), (4585, 15741), (5247, 13755), (5565, 12969), (5895, 12243), (6943, 10395), (7155, 10087), (7205, 10017), (8253, 8745)]