38918760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 124416000

約数和(自身を除く): 85497240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 59, 60, 69, 92, 115, 118, 120, 138, 177, 184, 230, 236, 239, 276, 295, 345, 354, 460, 472, 478, 552, 590, 690, 708, 717, 885, 920, 956, 1180, 1195, 1357, 1380, 1416, 1434, 1770, 1912, 2360, 2390, 2714, 2760, 2868, 3540, 3585, 4071, 4780, 5428, 5497, 5736, 6785, 7080, 7170, 8142, 9560, 10856, 10994, 13570, 14101, 14340, 16284, 16491, 20355, 21988, 27140, 27485, 28202, 28680, 32568, 32982, 40710, 42303, 43976, 54280, 54970, 56404, 65964, 70505, 81420, 82455, 84606, 109940, 112808, 131928, 141010, 162840, 164910, 169212, 211515, 219880, 282020, 324323, 329820, 338424, 423030, 564040, 648646, 659640, 846060, 972969, 1297292, 1621615, 1692120, 1945938, 2594584, 3243230, 3891876, 4864845, 6486460, 7783752, 9729690, 12972920, 19459380, 38918760]

約数ペア:

[(1, 38918760), (2, 19459380), (3, 12972920), (4, 9729690), (5, 7783752), (6, 6486460), (8, 4864845), (10, 3891876), (12, 3243230), (15, 2594584), (20, 1945938), (23, 1692120), (24, 1621615), (30, 1297292), (40, 972969), (46, 846060), (59, 659640), (60, 648646), (69, 564040), (92, 423030), (115, 338424), (118, 329820), (120, 324323), (138, 282020), (177, 219880), (184, 211515), (230, 169212), (236, 164910), (239, 162840), (276, 141010), (295, 131928), (345, 112808), (354, 109940), (460, 84606), (472, 82455), (478, 81420), (552, 70505), (590, 65964), (690, 56404), (708, 54970), (717, 54280), (885, 43976), (920, 42303), (956, 40710), (1180, 32982), (1195, 32568), (1357, 28680), (1380, 28202), (1416, 27485), (1434, 27140), (1770, 21988), (1912, 20355), (2360, 16491), (2390, 16284), (2714, 14340), (2760, 14101), (2868, 13570), (3540, 10994), (3585, 10856), (4071, 9560), (4780, 8142), (5428, 7170), (5497, 7080), (5736, 6785)]