203428620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{38971}}^1$

素因数の和:39015

約数の個数: 72

約数和(自身を含む): 638361360

約数和(自身を除く): 434932740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 38971, 77942, 116913, 155884, 194855, 233826, 350739, 389710, 467652, 584565, 701478, 779420, 1130159, 1169130, 1402956, 1753695, 2260318, 2338260, 3390477, 3507390, 4520636, 5650795, 6780954, 7014780, 10171431, 11301590, 13561908, 16952385, 20342862, 22603180, 33904770, 40685724, 50857155, 67809540, 101714310, 203428620]

約数ペア:

[(1, 203428620), (2, 101714310), (3, 67809540), (4, 50857155), (5, 40685724), (6, 33904770), (9, 22603180), (10, 20342862), (12, 16952385), (15, 13561908), (18, 11301590), (20, 10171431), (29, 7014780), (30, 6780954), (36, 5650795), (45, 4520636), (58, 3507390), (60, 3390477), (87, 2338260), (90, 2260318), (116, 1753695), (145, 1402956), (174, 1169130), (180, 1130159), (261, 779420), (290, 701478), (348, 584565), (435, 467652), (522, 389710), (580, 350739), (870, 233826), (1044, 194855), (1305, 155884), (1740, 116913), (2610, 77942), (5220, 38971)]