647220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:109

約数の個数: 96

約数和(自身を含む): 2193408

約数和(自身を除く): 1546188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 67, 69, 70, 84, 92, 105, 115, 134, 138, 140, 161, 201, 210, 230, 268, 276, 322, 335, 345, 402, 420, 460, 469, 483, 644, 670, 690, 804, 805, 938, 966, 1005, 1340, 1380, 1407, 1541, 1610, 1876, 1932, 2010, 2345, 2415, 2814, 3082, 3220, 4020, 4623, 4690, 4830, 5628, 6164, 7035, 7705, 9246, 9380, 9660, 10787, 14070, 15410, 18492, 21574, 23115, 28140, 30820, 32361, 43148, 46230, 53935, 64722, 92460, 107870, 129444, 161805, 215740, 323610, 647220]

約数ペア:

[(1, 647220), (2, 323610), (3, 215740), (4, 161805), (5, 129444), (6, 107870), (7, 92460), (10, 64722), (12, 53935), (14, 46230), (15, 43148), (20, 32361), (21, 30820), (23, 28140), (28, 23115), (30, 21574), (35, 18492), (42, 15410), (46, 14070), (60, 10787), (67, 9660), (69, 9380), (70, 9246), (84, 7705), (92, 7035), (105, 6164), (115, 5628), (134, 4830), (138, 4690), (140, 4623), (161, 4020), (201, 3220), (210, 3082), (230, 2814), (268, 2415), (276, 2345), (322, 2010), (335, 1932), (345, 1876), (402, 1610), (420, 1541), (460, 1407), (469, 1380), (483, 1340), (644, 1005), (670, 966), (690, 938), (804, 805)]