30781968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{317}}^1$

素因数の和:369

約数の個数: 120

約数和(自身を含む): 96844992

約数和(自身を除く): 66063024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 102, 112, 119, 136, 168, 204, 238, 272, 289, 317, 336, 357, 408, 476, 578, 634, 714, 816, 867, 951, 952, 1156, 1268, 1428, 1734, 1902, 1904, 2023, 2219, 2312, 2536, 2856, 3468, 3804, 4046, 4438, 4624, 5072, 5389, 5712, 6069, 6657, 6936, 7608, 8092, 8876, 10778, 12138, 13314, 13872, 15216, 16167, 16184, 17752, 21556, 24276, 26628, 32334, 32368, 35504, 37723, 43112, 48552, 53256, 64668, 75446, 86224, 91613, 97104, 106512, 113169, 129336, 150892, 183226, 226338, 258672, 274839, 301784, 366452, 452676, 549678, 603568, 641291, 732904, 905352, 1099356, 1282582, 1465808, 1810704, 1923873, 2198712, 2565164, 3847746, 4397424, 5130328, 7695492, 10260656, 15390984, 30781968]

約数ペア:

[(1, 30781968), (2, 15390984), (3, 10260656), (4, 7695492), (6, 5130328), (7, 4397424), (8, 3847746), (12, 2565164), (14, 2198712), (16, 1923873), (17, 1810704), (21, 1465808), (24, 1282582), (28, 1099356), (34, 905352), (42, 732904), (48, 641291), (51, 603568), (56, 549678), (68, 452676), (84, 366452), (102, 301784), (112, 274839), (119, 258672), (136, 226338), (168, 183226), (204, 150892), (238, 129336), (272, 113169), (289, 106512), (317, 97104), (336, 91613), (357, 86224), (408, 75446), (476, 64668), (578, 53256), (634, 48552), (714, 43112), (816, 37723), (867, 35504), (951, 32368), (952, 32334), (1156, 26628), (1268, 24276), (1428, 21556), (1734, 17752), (1902, 16184), (1904, 16167), (2023, 15216), (2219, 13872), (2312, 13314), (2536, 12138), (2856, 10778), (3468, 8876), (3804, 8092), (4046, 7608), (4438, 6936), (4624, 6657), (5072, 6069), (5389, 5712)]