81137790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2063}}^1$

素因数の和:2118

約数の個数: 96

約数和(自身を含む): 231828480

約数和(自身を除く): 150690690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 30, 38, 45, 46, 57, 69, 90, 95, 114, 115, 138, 171, 190, 207, 230, 285, 342, 345, 414, 437, 570, 690, 855, 874, 1035, 1311, 1710, 2063, 2070, 2185, 2622, 3933, 4126, 4370, 6189, 6555, 7866, 10315, 12378, 13110, 18567, 19665, 20630, 30945, 37134, 39197, 39330, 47449, 61890, 78394, 92835, 94898, 117591, 142347, 185670, 195985, 235182, 237245, 284694, 352773, 391970, 427041, 474490, 587955, 705546, 711735, 854082, 901531, 1175910, 1423470, 1763865, 1803062, 2135205, 2704593, 3527730, 4270410, 4507655, 5409186, 8113779, 9015310, 13522965, 16227558, 27045930, 40568895, 81137790]

約数ペア:

[(1, 81137790), (2, 40568895), (3, 27045930), (5, 16227558), (6, 13522965), (9, 9015310), (10, 8113779), (15, 5409186), (18, 4507655), (19, 4270410), (23, 3527730), (30, 2704593), (38, 2135205), (45, 1803062), (46, 1763865), (57, 1423470), (69, 1175910), (90, 901531), (95, 854082), (114, 711735), (115, 705546), (138, 587955), (171, 474490), (190, 427041), (207, 391970), (230, 352773), (285, 284694), (342, 237245), (345, 235182), (414, 195985), (437, 185670), (570, 142347), (690, 117591), (855, 94898), (874, 92835), (1035, 78394), (1311, 61890), (1710, 47449), (2063, 39330), (2070, 39197), (2185, 37134), (2622, 30945), (3933, 20630), (4126, 19665), (4370, 18567), (6189, 13110), (6555, 12378), (7866, 10315)]