391144920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{743}}^1$

素因数の和:905

約数の個数: 128

約数和(自身を含む): 1214922240

約数和(自身を除く): 823777320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 107, 120, 123, 164, 205, 214, 246, 321, 328, 410, 428, 492, 535, 615, 642, 743, 820, 856, 984, 1070, 1230, 1284, 1486, 1605, 1640, 2140, 2229, 2460, 2568, 2972, 3210, 3715, 4280, 4387, 4458, 4920, 5944, 6420, 7430, 8774, 8916, 11145, 12840, 13161, 14860, 17548, 17832, 21935, 22290, 26322, 29720, 30463, 35096, 43870, 44580, 52644, 60926, 65805, 79501, 87740, 89160, 91389, 105288, 121852, 131610, 152315, 159002, 175480, 182778, 238503, 243704, 263220, 304630, 318004, 365556, 397505, 456945, 477006, 526440, 609260, 636008, 731112, 795010, 913890, 954012, 1192515, 1218520, 1590020, 1827780, 1908024, 2385030, 3180040, 3259541, 3655560, 4770060, 6519082, 9540120, 9778623, 13038164, 16297705, 19557246, 26076328, 32595410, 39114492, 48893115, 65190820, 78228984, 97786230, 130381640, 195572460, 391144920]

約数ペア:

[(1, 391144920), (2, 195572460), (3, 130381640), (4, 97786230), (5, 78228984), (6, 65190820), (8, 48893115), (10, 39114492), (12, 32595410), (15, 26076328), (20, 19557246), (24, 16297705), (30, 13038164), (40, 9778623), (41, 9540120), (60, 6519082), (82, 4770060), (107, 3655560), (120, 3259541), (123, 3180040), (164, 2385030), (205, 1908024), (214, 1827780), (246, 1590020), (321, 1218520), (328, 1192515), (410, 954012), (428, 913890), (492, 795010), (535, 731112), (615, 636008), (642, 609260), (743, 526440), (820, 477006), (856, 456945), (984, 397505), (1070, 365556), (1230, 318004), (1284, 304630), (1486, 263220), (1605, 243704), (1640, 238503), (2140, 182778), (2229, 175480), (2460, 159002), (2568, 152315), (2972, 131610), (3210, 121852), (3715, 105288), (4280, 91389), (4387, 89160), (4458, 87740), (4920, 79501), (5944, 65805), (6420, 60926), (7430, 52644), (8774, 44580), (8916, 43870), (11145, 35096), (12840, 30463), (13161, 29720), (14860, 26322), (17548, 22290), (17832, 21935)]