19299780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{599}}^1$

素因数の和:793

約数の個数: 72

約数和(自身を含む): 58968000

約数和(自身を除く): 39668220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 599, 716, 895, 1074, 1198, 1611, 1790, 1797, 2148, 2396, 2685, 2995, 3222, 3580, 3594, 5370, 5391, 5990, 6444, 7188, 8055, 8985, 10740, 10782, 11980, 16110, 17970, 21564, 26955, 32220, 35940, 53910, 107221, 107820, 214442, 321663, 428884, 536105, 643326, 964989, 1072210, 1286652, 1608315, 1929978, 2144420, 3216630, 3859956, 4824945, 6433260, 9649890, 19299780]

約数ペア:

[(1, 19299780), (2, 9649890), (3, 6433260), (4, 4824945), (5, 3859956), (6, 3216630), (9, 2144420), (10, 1929978), (12, 1608315), (15, 1286652), (18, 1072210), (20, 964989), (30, 643326), (36, 536105), (45, 428884), (60, 321663), (90, 214442), (179, 107820), (180, 107221), (358, 53910), (537, 35940), (599, 32220), (716, 26955), (895, 21564), (1074, 17970), (1198, 16110), (1611, 11980), (1790, 10782), (1797, 10740), (2148, 8985), (2396, 8055), (2685, 7188), (2995, 6444), (3222, 5990), (3580, 5391), (3594, 5370)]