231305880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4783}}^1$

素因数の和:4841

約数の個数: 128

約数和(自身を含む): 771563520

約数和(自身を除く): 540257640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4783, 4836, 6045, 8060, 9566, 9672, 12090, 14349, 16120, 19132, 23915, 24180, 28698, 38264, 47830, 48360, 57396, 62179, 71745, 95660, 114792, 124358, 143490, 148273, 186537, 191320, 248716, 286980, 296546, 310895, 373074, 444819, 497432, 573960, 593092, 621790, 741365, 746148, 889638, 932685, 1186184, 1243580, 1482730, 1492296, 1779276, 1865370, 1927549, 2224095, 2487160, 2965460, 3558552, 3730740, 3855098, 4448190, 5782647, 5930920, 7461480, 7710196, 8896380, 9637745, 11565294, 15420392, 17792760, 19275490, 23130588, 28913235, 38550980, 46261176, 57826470, 77101960, 115652940, 231305880]

約数ペア:

[(1, 231305880), (2, 115652940), (3, 77101960), (4, 57826470), (5, 46261176), (6, 38550980), (8, 28913235), (10, 23130588), (12, 19275490), (13, 17792760), (15, 15420392), (20, 11565294), (24, 9637745), (26, 8896380), (30, 7710196), (31, 7461480), (39, 5930920), (40, 5782647), (52, 4448190), (60, 3855098), (62, 3730740), (65, 3558552), (78, 2965460), (93, 2487160), (104, 2224095), (120, 1927549), (124, 1865370), (130, 1779276), (155, 1492296), (156, 1482730), (186, 1243580), (195, 1186184), (248, 932685), (260, 889638), (310, 746148), (312, 741365), (372, 621790), (390, 593092), (403, 573960), (465, 497432), (520, 444819), (620, 373074), (744, 310895), (780, 296546), (806, 286980), (930, 248716), (1209, 191320), (1240, 186537), (1560, 148273), (1612, 143490), (1860, 124358), (2015, 114792), (2418, 95660), (3224, 71745), (3720, 62179), (4030, 57396), (4783, 48360), (4836, 47830), (6045, 38264), (8060, 28698), (9566, 24180), (9672, 23915), (12090, 19132), (14349, 16120)]