87707620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{337}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 249395328

約数和(自身を除く): 161687708

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 169, 182, 220, 260, 286, 308, 337, 338, 364, 385, 455, 572, 674, 676, 715, 770, 845, 910, 1001, 1183, 1348, 1430, 1540, 1685, 1690, 1820, 1859, 2002, 2359, 2366, 2860, 3370, 3380, 3707, 3718, 4004, 4381, 4718, 4732, 5005, 5915, 6740, 7414, 7436, 8762, 9295, 9436, 10010, 11795, 11830, 13013, 14828, 17524, 18535, 18590, 20020, 21905, 23590, 23660, 25949, 26026, 30667, 37070, 37180, 43810, 47180, 48191, 51898, 52052, 56953, 61334, 65065, 74140, 87620, 96382, 103796, 113906, 122668, 129745, 130130, 153335, 192764, 227812, 240955, 259490, 260260, 284765, 306670, 337337, 398671, 481910, 518980, 569530, 613340, 626483, 674674, 797342, 963820, 1139060, 1252966, 1349348, 1594684, 1686685, 1993355, 2505932, 3132415, 3373370, 3986710, 4385381, 6264830, 6746740, 7973420, 8770762, 12529660, 17541524, 21926905, 43853810, 87707620]

約数ペア:

[(1, 87707620), (2, 43853810), (4, 21926905), (5, 17541524), (7, 12529660), (10, 8770762), (11, 7973420), (13, 6746740), (14, 6264830), (20, 4385381), (22, 3986710), (26, 3373370), (28, 3132415), (35, 2505932), (44, 1993355), (52, 1686685), (55, 1594684), (65, 1349348), (70, 1252966), (77, 1139060), (91, 963820), (110, 797342), (130, 674674), (140, 626483), (143, 613340), (154, 569530), (169, 518980), (182, 481910), (220, 398671), (260, 337337), (286, 306670), (308, 284765), (337, 260260), (338, 259490), (364, 240955), (385, 227812), (455, 192764), (572, 153335), (674, 130130), (676, 129745), (715, 122668), (770, 113906), (845, 103796), (910, 96382), (1001, 87620), (1183, 74140), (1348, 65065), (1430, 61334), (1540, 56953), (1685, 52052), (1690, 51898), (1820, 48191), (1859, 47180), (2002, 43810), (2359, 37180), (2366, 37070), (2860, 30667), (3370, 26026), (3380, 25949), (3707, 23660), (3718, 23590), (4004, 21905), (4381, 20020), (4718, 18590), (4732, 18535), (5005, 17524), (5915, 14828), (6740, 13013), (7414, 11830), (7436, 11795), (8762, 10010), (9295, 9436)]