30947940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 97090560

約数和(自身を除く): 66142620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 223, 257, 270, 446, 514, 540, 669, 771, 892, 1028, 1115, 1285, 1338, 1542, 2007, 2230, 2313, 2570, 2676, 3084, 3345, 3855, 4014, 4460, 4626, 5140, 6021, 6690, 6939, 7710, 8028, 9252, 10035, 11565, 12042, 13380, 13878, 15420, 20070, 23130, 24084, 27756, 30105, 34695, 40140, 46260, 57311, 60210, 69390, 114622, 120420, 138780, 171933, 229244, 286555, 343866, 515799, 573110, 687732, 859665, 1031598, 1146220, 1547397, 1719330, 2063196, 2578995, 3094794, 3438660, 5157990, 6189588, 7736985, 10315980, 15473970, 30947940]

約数ペア:

[(1, 30947940), (2, 15473970), (3, 10315980), (4, 7736985), (5, 6189588), (6, 5157990), (9, 3438660), (10, 3094794), (12, 2578995), (15, 2063196), (18, 1719330), (20, 1547397), (27, 1146220), (30, 1031598), (36, 859665), (45, 687732), (54, 573110), (60, 515799), (90, 343866), (108, 286555), (135, 229244), (180, 171933), (223, 138780), (257, 120420), (270, 114622), (446, 69390), (514, 60210), (540, 57311), (669, 46260), (771, 40140), (892, 34695), (1028, 30105), (1115, 27756), (1285, 24084), (1338, 23130), (1542, 20070), (2007, 15420), (2230, 13878), (2313, 13380), (2570, 12042), (2676, 11565), (3084, 10035), (3345, 9252), (3855, 8028), (4014, 7710), (4460, 6939), (4626, 6690), (5140, 6021)]