1178496720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{20719}}^1$

素因数の和:20817

約数の個数: 120

約数和(自身を含む): 4008076800

約数和(自身を除く): 2829580080

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, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 3792, 4740, 5688, 6320, 7110, 9480, 11376, 14220, 18960, 20719, 28440, 41438, 56880, 62157, 82876, 103595, 124314, 165752, 186471, 207190, 248628, 310785, 331504, 372942, 414380, 497256, 621570, 745884, 828760, 932355, 994512, 1243140, 1491768, 1636801, 1657520, 1864710, 2486280, 2983536, 3273602, 3729420, 4910403, 4972560, 6547204, 7458840, 8184005, 9820806, 13094408, 14731209, 14917680, 16368010, 19641612, 24552015, 26188816, 29462418, 32736020, 39283224, 49104030, 58924836, 65472040, 73656045, 78566448, 98208060, 117849672, 130944080, 147312090, 196416120, 235699344, 294624180, 392832240, 589248360, 1178496720]

約数ペア:

[(1, 1178496720), (2, 589248360), (3, 392832240), (4, 294624180), (5, 235699344), (6, 196416120), (8, 147312090), (9, 130944080), (10, 117849672), (12, 98208060), (15, 78566448), (16, 73656045), (18, 65472040), (20, 58924836), (24, 49104030), (30, 39283224), (36, 32736020), (40, 29462418), (45, 26188816), (48, 24552015), (60, 19641612), (72, 16368010), (79, 14917680), (80, 14731209), (90, 13094408), (120, 9820806), (144, 8184005), (158, 7458840), (180, 6547204), (237, 4972560), (240, 4910403), (316, 3729420), (360, 3273602), (395, 2983536), (474, 2486280), (632, 1864710), (711, 1657520), (720, 1636801), (790, 1491768), (948, 1243140), (1185, 994512), (1264, 932355), (1422, 828760), (1580, 745884), (1896, 621570), (2370, 497256), (2844, 414380), (3160, 372942), (3555, 331504), (3792, 310785), (4740, 248628), (5688, 207190), (6320, 186471), (7110, 165752), (9480, 124314), (11376, 103595), (14220, 82876), (18960, 62157), (20719, 56880), (28440, 41438)]