1891461960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{37799}}^1$

素因数の和:37955

約数の個数: 96

約数和(自身を含む): 6191640000

約数和(自身を除く): 4300178040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 139, 180, 278, 360, 417, 556, 695, 834, 1112, 1251, 1390, 1668, 2085, 2502, 2780, 3336, 4170, 5004, 5560, 6255, 8340, 10008, 12510, 16680, 25020, 37799, 50040, 75598, 113397, 151196, 188995, 226794, 302392, 340191, 377990, 453588, 566985, 680382, 755980, 907176, 1133970, 1360764, 1511960, 1700955, 2267940, 2721528, 3401910, 4535880, 5254061, 6803820, 10508122, 13607640, 15762183, 21016244, 26270305, 31524366, 42032488, 47286549, 52540610, 63048732, 78810915, 94573098, 105081220, 126097464, 157621830, 189146196, 210162440, 236432745, 315243660, 378292392, 472865490, 630487320, 945730980, 1891461960]

約数ペア:

[(1, 1891461960), (2, 945730980), (3, 630487320), (4, 472865490), (5, 378292392), (6, 315243660), (8, 236432745), (9, 210162440), (10, 189146196), (12, 157621830), (15, 126097464), (18, 105081220), (20, 94573098), (24, 78810915), (30, 63048732), (36, 52540610), (40, 47286549), (45, 42032488), (60, 31524366), (72, 26270305), (90, 21016244), (120, 15762183), (139, 13607640), (180, 10508122), (278, 6803820), (360, 5254061), (417, 4535880), (556, 3401910), (695, 2721528), (834, 2267940), (1112, 1700955), (1251, 1511960), (1390, 1360764), (1668, 1133970), (2085, 907176), (2502, 755980), (2780, 680382), (3336, 566985), (4170, 453588), (5004, 377990), (5560, 340191), (6255, 302392), (8340, 226794), (10008, 188995), (12510, 151196), (16680, 113397), (25020, 75598), (37799, 50040)]