290103780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{641}}^1$

素因数の和:1069

約数の個数: 96

約数和(自身を含む): 858533760

約数和(自身を除く): 568429980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 397, 570, 641, 794, 1140, 1191, 1282, 1588, 1923, 1985, 2382, 2564, 3205, 3846, 3970, 4764, 5955, 6410, 7543, 7692, 7940, 9615, 11910, 12179, 12820, 15086, 19230, 22629, 23820, 24358, 30172, 36537, 37715, 38460, 45258, 48716, 60895, 73074, 75430, 90516, 113145, 121790, 146148, 150860, 182685, 226290, 243580, 254477, 365370, 452580, 508954, 730740, 763431, 1017908, 1272385, 1526862, 2544770, 3053724, 3817155, 4835063, 5089540, 7634310, 9670126, 14505189, 15268620, 19340252, 24175315, 29010378, 48350630, 58020756, 72525945, 96701260, 145051890, 290103780]

約数ペア:

[(1, 290103780), (2, 145051890), (3, 96701260), (4, 72525945), (5, 58020756), (6, 48350630), (10, 29010378), (12, 24175315), (15, 19340252), (19, 15268620), (20, 14505189), (30, 9670126), (38, 7634310), (57, 5089540), (60, 4835063), (76, 3817155), (95, 3053724), (114, 2544770), (190, 1526862), (228, 1272385), (285, 1017908), (380, 763431), (397, 730740), (570, 508954), (641, 452580), (794, 365370), (1140, 254477), (1191, 243580), (1282, 226290), (1588, 182685), (1923, 150860), (1985, 146148), (2382, 121790), (2564, 113145), (3205, 90516), (3846, 75430), (3970, 73074), (4764, 60895), (5955, 48716), (6410, 45258), (7543, 38460), (7692, 37715), (7940, 36537), (9615, 30172), (11910, 24358), (12179, 23820), (12820, 22629), (15086, 19230)]