19435800780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{17191}}^1$

素因数の和:17788

約数の個数: 144

約数和(自身を含む): 64431214848

約数和(自身を除く): 44995414068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 571, 660, 990, 1142, 1713, 1980, 2284, 2855, 3426, 5139, 5710, 6281, 6852, 8565, 10278, 11420, 12562, 17130, 17191, 18843, 20556, 25124, 25695, 31405, 34260, 34382, 37686, 51390, 51573, 56529, 62810, 68764, 75372, 85955, 94215, 102780, 103146, 113058, 125620, 154719, 171910, 188430, 189101, 206292, 226116, 257865, 282645, 309438, 343820, 376860, 378202, 515730, 565290, 567303, 618876, 756404, 773595, 945505, 1031460, 1130580, 1134606, 1547190, 1701909, 1891010, 2269212, 2836515, 3094380, 3403818, 3782020, 5673030, 6807636, 8509545, 9816061, 11346060, 17019090, 19632122, 29448183, 34038180, 39264244, 49080305, 58896366, 88344549, 98160610, 107976671, 117792732, 147240915, 176689098, 196321220, 215953342, 294481830, 323930013, 353378196, 431906684, 441722745, 539883355, 588963660, 647860026, 883445490, 971790039, 1079766710, 1295720052, 1619650065, 1766890980, 1943580078, 2159533420, 3239300130, 3887160156, 4858950195, 6478600260, 9717900390, 19435800780]

約数ペア:

[(1, 19435800780), (2, 9717900390), (3, 6478600260), (4, 4858950195), (5, 3887160156), (6, 3239300130), (9, 2159533420), (10, 1943580078), (11, 1766890980), (12, 1619650065), (15, 1295720052), (18, 1079766710), (20, 971790039), (22, 883445490), (30, 647860026), (33, 588963660), (36, 539883355), (44, 441722745), (45, 431906684), (55, 353378196), (60, 323930013), (66, 294481830), (90, 215953342), (99, 196321220), (110, 176689098), (132, 147240915), (165, 117792732), (180, 107976671), (198, 98160610), (220, 88344549), (330, 58896366), (396, 49080305), (495, 39264244), (571, 34038180), (660, 29448183), (990, 19632122), (1142, 17019090), (1713, 11346060), (1980, 9816061), (2284, 8509545), (2855, 6807636), (3426, 5673030), (5139, 3782020), (5710, 3403818), (6281, 3094380), (6852, 2836515), (8565, 2269212), (10278, 1891010), (11420, 1701909), (12562, 1547190), (17130, 1134606), (17191, 1130580), (18843, 1031460), (20556, 945505), (25124, 773595), (25695, 756404), (31405, 618876), (34260, 567303), (34382, 565290), (37686, 515730), (51390, 378202), (51573, 376860), (56529, 343820), (62810, 309438), (68764, 282645), (75372, 257865), (85955, 226116), (94215, 206292), (102780, 189101), (103146, 188430), (113058, 171910), (125620, 154719)]