131170480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:287

約数の個数: 160

約数和(自身を含む): 371226240

約数和(自身を除く): 240055760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 41, 56, 58, 70, 80, 82, 112, 116, 140, 145, 164, 197, 203, 205, 232, 280, 287, 290, 328, 394, 406, 410, 464, 560, 574, 580, 656, 788, 812, 820, 985, 1015, 1148, 1160, 1189, 1379, 1435, 1576, 1624, 1640, 1970, 2030, 2296, 2320, 2378, 2758, 2870, 3152, 3248, 3280, 3940, 4060, 4592, 4756, 5516, 5713, 5740, 5945, 6895, 7880, 8077, 8120, 8323, 9512, 11032, 11426, 11480, 11890, 13790, 15760, 16154, 16240, 16646, 19024, 22064, 22852, 22960, 23780, 27580, 28565, 32308, 33292, 39991, 40385, 41615, 45704, 47560, 55160, 56539, 57130, 64616, 66584, 79982, 80770, 83230, 91408, 95120, 110320, 113078, 114260, 129232, 133168, 159964, 161540, 166460, 199955, 226156, 228520, 234233, 282695, 319928, 323080, 332920, 399910, 452312, 457040, 468466, 565390, 639856, 646160, 665840, 799820, 904624, 936932, 1130780, 1171165, 1599640, 1639631, 1873864, 2261560, 2342330, 3199280, 3279262, 3747728, 4523120, 4684660, 6558524, 8198155, 9369320, 13117048, 16396310, 18738640, 26234096, 32792620, 65585240, 131170480]

約数ペア:

[(1, 131170480), (2, 65585240), (4, 32792620), (5, 26234096), (7, 18738640), (8, 16396310), (10, 13117048), (14, 9369320), (16, 8198155), (20, 6558524), (28, 4684660), (29, 4523120), (35, 3747728), (40, 3279262), (41, 3199280), (56, 2342330), (58, 2261560), (70, 1873864), (80, 1639631), (82, 1599640), (112, 1171165), (116, 1130780), (140, 936932), (145, 904624), (164, 799820), (197, 665840), (203, 646160), (205, 639856), (232, 565390), (280, 468466), (287, 457040), (290, 452312), (328, 399910), (394, 332920), (406, 323080), (410, 319928), (464, 282695), (560, 234233), (574, 228520), (580, 226156), (656, 199955), (788, 166460), (812, 161540), (820, 159964), (985, 133168), (1015, 129232), (1148, 114260), (1160, 113078), (1189, 110320), (1379, 95120), (1435, 91408), (1576, 83230), (1624, 80770), (1640, 79982), (1970, 66584), (2030, 64616), (2296, 57130), (2320, 56539), (2378, 55160), (2758, 47560), (2870, 45704), (3152, 41615), (3248, 40385), (3280, 39991), (3940, 33292), (4060, 32308), (4592, 28565), (4756, 27580), (5516, 23780), (5713, 22960), (5740, 22852), (5945, 22064), (6895, 19024), (7880, 16646), (8077, 16240), (8120, 16154), (8323, 15760), (9512, 13790), (11032, 11890), (11426, 11480)]