213962853040

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1\times {\mathrm{41651}}^1$

素因数の和:42230

約数の個数: 80

約数和(自身を含む): 501868280160

約数和(自身を除く): 287905427120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 409, 628, 785, 818, 1256, 1570, 1636, 2045, 2512, 3140, 3272, 4090, 6280, 6544, 8180, 12560, 16360, 32720, 41651, 64213, 83302, 128426, 166604, 208255, 256852, 321065, 333208, 416510, 513704, 642130, 666416, 833020, 1027408, 1284260, 1666040, 2568520, 3332080, 5137040, 6539207, 13078414, 17035259, 26156828, 32696035, 34070518, 52313656, 65392070, 68141036, 85176295, 104627312, 130784140, 136282072, 170352590, 261568280, 272564144, 340705180, 523136560, 681410360, 1362820720, 2674535663, 5349071326, 10698142652, 13372678315, 21396285304, 26745356630, 42792570608, 53490713260, 106981426520, 213962853040]

約数ペア:

[(1, 213962853040), (2, 106981426520), (4, 53490713260), (5, 42792570608), (8, 26745356630), (10, 21396285304), (16, 13372678315), (20, 10698142652), (40, 5349071326), (80, 2674535663), (157, 1362820720), (314, 681410360), (409, 523136560), (628, 340705180), (785, 272564144), (818, 261568280), (1256, 170352590), (1570, 136282072), (1636, 130784140), (2045, 104627312), (2512, 85176295), (3140, 68141036), (3272, 65392070), (4090, 52313656), (6280, 34070518), (6544, 32696035), (8180, 26156828), (12560, 17035259), (16360, 13078414), (32720, 6539207), (41651, 5137040), (64213, 3332080), (83302, 2568520), (128426, 1666040), (166604, 1284260), (208255, 1027408), (256852, 833020), (321065, 666416), (333208, 642130), (416510, 513704)]