1901005380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{38971}}^1$

素因数の和:39257

約数の個数: 72

約数和(自身を含む): 5787809664

約数和(自身を除く): 3886804284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1355, 1626, 2439, 2710, 3252, 4065, 4878, 5420, 8130, 9756, 12195, 16260, 24390, 38971, 48780, 77942, 116913, 155884, 194855, 233826, 350739, 389710, 467652, 584565, 701478, 779420, 1169130, 1402956, 1753695, 2338260, 3507390, 7014780, 10561141, 21122282, 31683423, 42244564, 52805705, 63366846, 95050269, 105611410, 126733692, 158417115, 190100538, 211222820, 316834230, 380201076, 475251345, 633668460, 950502690, 1901005380]

約数ペア:

[(1, 1901005380), (2, 950502690), (3, 633668460), (4, 475251345), (5, 380201076), (6, 316834230), (9, 211222820), (10, 190100538), (12, 158417115), (15, 126733692), (18, 105611410), (20, 95050269), (30, 63366846), (36, 52805705), (45, 42244564), (60, 31683423), (90, 21122282), (180, 10561141), (271, 7014780), (542, 3507390), (813, 2338260), (1084, 1753695), (1355, 1402956), (1626, 1169130), (2439, 779420), (2710, 701478), (3252, 584565), (4065, 467652), (4878, 389710), (5420, 350739), (8130, 233826), (9756, 194855), (12195, 155884), (16260, 116913), (24390, 77942), (38971, 48780)]