39975390

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1627}}^1$

素因数の和:1663

約数の個数: 128

約数和(自身を含む): 131281920

約数和(自身を除く): 91306530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 135, 182, 189, 195, 210, 234, 270, 273, 315, 351, 378, 390, 455, 546, 585, 630, 702, 819, 910, 945, 1170, 1365, 1627, 1638, 1755, 1890, 2457, 2730, 3254, 3510, 4095, 4881, 4914, 8135, 8190, 9762, 11389, 12285, 14643, 16270, 21151, 22778, 24405, 24570, 29286, 34167, 42302, 43929, 48810, 56945, 63453, 68334, 73215, 87858, 102501, 105755, 113890, 126906, 146430, 148057, 170835, 190359, 205002, 211510, 219645, 296114, 307503, 317265, 341670, 380718, 439290, 444171, 512505, 571077, 615006, 634530, 740285, 888342, 951795, 1025010, 1142154, 1332513, 1480570, 1537515, 1903590, 2220855, 2665026, 2855385, 3075030, 3997539, 4441710, 5710770, 6662565, 7995078, 13325130, 19987695, 39975390]

約数ペア:

[(1, 39975390), (2, 19987695), (3, 13325130), (5, 7995078), (6, 6662565), (7, 5710770), (9, 4441710), (10, 3997539), (13, 3075030), (14, 2855385), (15, 2665026), (18, 2220855), (21, 1903590), (26, 1537515), (27, 1480570), (30, 1332513), (35, 1142154), (39, 1025010), (42, 951795), (45, 888342), (54, 740285), (63, 634530), (65, 615006), (70, 571077), (78, 512505), (90, 444171), (91, 439290), (105, 380718), (117, 341670), (126, 317265), (130, 307503), (135, 296114), (182, 219645), (189, 211510), (195, 205002), (210, 190359), (234, 170835), (270, 148057), (273, 146430), (315, 126906), (351, 113890), (378, 105755), (390, 102501), (455, 87858), (546, 73215), (585, 68334), (630, 63453), (702, 56945), (819, 48810), (910, 43929), (945, 42302), (1170, 34167), (1365, 29286), (1627, 24570), (1638, 24405), (1755, 22778), (1890, 21151), (2457, 16270), (2730, 14643), (3254, 12285), (3510, 11389), (4095, 9762), (4881, 8190), (4914, 8135)]