40896720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{719}}^1$

素因数の和:817

約数の個数: 120

約数和(自身を含む): 139276800

約数和(自身を除く): 98380080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 719, 720, 790, 948, 1185, 1264, 1422, 1438, 1580, 1896, 2157, 2370, 2844, 2876, 3160, 3555, 3595, 3792, 4314, 4740, 5688, 5752, 6320, 6471, 7110, 7190, 8628, 9480, 10785, 11376, 11504, 12942, 14220, 14380, 17256, 18960, 21570, 25884, 28440, 28760, 32355, 34512, 43140, 51768, 56801, 56880, 57520, 64710, 86280, 103536, 113602, 129420, 170403, 172560, 227204, 258840, 284005, 340806, 454408, 511209, 517680, 568010, 681612, 852015, 908816, 1022418, 1136020, 1363224, 1704030, 2044836, 2272040, 2556045, 2726448, 3408060, 4089672, 4544080, 5112090, 6816120, 8179344, 10224180, 13632240, 20448360, 40896720]

約数ペア:

[(1, 40896720), (2, 20448360), (3, 13632240), (4, 10224180), (5, 8179344), (6, 6816120), (8, 5112090), (9, 4544080), (10, 4089672), (12, 3408060), (15, 2726448), (16, 2556045), (18, 2272040), (20, 2044836), (24, 1704030), (30, 1363224), (36, 1136020), (40, 1022418), (45, 908816), (48, 852015), (60, 681612), (72, 568010), (79, 517680), (80, 511209), (90, 454408), (120, 340806), (144, 284005), (158, 258840), (180, 227204), (237, 172560), (240, 170403), (316, 129420), (360, 113602), (395, 103536), (474, 86280), (632, 64710), (711, 57520), (719, 56880), (720, 56801), (790, 51768), (948, 43140), (1185, 34512), (1264, 32355), (1422, 28760), (1438, 28440), (1580, 25884), (1896, 21570), (2157, 18960), (2370, 17256), (2844, 14380), (2876, 14220), (3160, 12942), (3555, 11504), (3595, 11376), (3792, 10785), (4314, 9480), (4740, 8628), (5688, 7190), (5752, 7110), (6320, 6471)]