261755130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{95881}}^1$

素因数の和:95911

約数の個数: 64

約数和(自身を含む): 773192448

約数和(自身を除く): 511437318

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 95881, 191762, 287643, 479405, 575286, 671167, 958810, 1246453, 1342334, 1438215, 2013501, 2492906, 2876430, 3355835, 3739359, 4027002, 6232265, 6711670, 7478718, 8725171, 10067505, 12464530, 17450342, 18696795, 20135010, 26175513, 37393590, 43625855, 52351026, 87251710, 130877565, 261755130]

約数ペア:

[(1, 261755130), (2, 130877565), (3, 87251710), (5, 52351026), (6, 43625855), (7, 37393590), (10, 26175513), (13, 20135010), (14, 18696795), (15, 17450342), (21, 12464530), (26, 10067505), (30, 8725171), (35, 7478718), (39, 6711670), (42, 6232265), (65, 4027002), (70, 3739359), (78, 3355835), (91, 2876430), (105, 2492906), (130, 2013501), (182, 1438215), (195, 1342334), (210, 1246453), (273, 958810), (390, 671167), (455, 575286), (546, 479405), (910, 287643), (1365, 191762), (2730, 95881)]