71447940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:259

約数の個数: 192

約数和(自身を含む): 242161920

約数和(自身を除く): 170713980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 43, 45, 51, 54, 60, 68, 85, 86, 90, 102, 108, 129, 135, 153, 170, 172, 180, 181, 204, 215, 255, 258, 270, 306, 340, 362, 387, 430, 459, 510, 516, 540, 543, 612, 645, 724, 731, 765, 774, 860, 905, 918, 1020, 1086, 1161, 1290, 1462, 1530, 1548, 1629, 1810, 1836, 1935, 2172, 2193, 2295, 2322, 2580, 2715, 2924, 3060, 3077, 3258, 3620, 3655, 3870, 4386, 4590, 4644, 4887, 5430, 5805, 6154, 6516, 6579, 7310, 7740, 7783, 8145, 8772, 9180, 9231, 9774, 10860, 10965, 11610, 12308, 13158, 14620, 15385, 15566, 16290, 18462, 19548, 19737, 21930, 23220, 23349, 24435, 26316, 27693, 30770, 31132, 32580, 32895, 36924, 38915, 39474, 43860, 46155, 46698, 48870, 55386, 61540, 65790, 70047, 77830, 78948, 83079, 92310, 93396, 97740, 98685, 110772, 116745, 131580, 132311, 138465, 140094, 155660, 166158, 184620, 197370, 210141, 233490, 264622, 276930, 280188, 332316, 350235, 394740, 396933, 415395, 420282, 466980, 529244, 553860, 661555, 700470, 793866, 830790, 840564, 1050705, 1190799, 1323110, 1400940, 1587732, 1661580, 1984665, 2101410, 2381598, 2646220, 3572397, 3969330, 4202820, 4763196, 5953995, 7144794, 7938660, 11907990, 14289588, 17861985, 23815980, 35723970, 71447940]

約数ペア:

[(1, 71447940), (2, 35723970), (3, 23815980), (4, 17861985), (5, 14289588), (6, 11907990), (9, 7938660), (10, 7144794), (12, 5953995), (15, 4763196), (17, 4202820), (18, 3969330), (20, 3572397), (27, 2646220), (30, 2381598), (34, 2101410), (36, 1984665), (43, 1661580), (45, 1587732), (51, 1400940), (54, 1323110), (60, 1190799), (68, 1050705), (85, 840564), (86, 830790), (90, 793866), (102, 700470), (108, 661555), (129, 553860), (135, 529244), (153, 466980), (170, 420282), (172, 415395), (180, 396933), (181, 394740), (204, 350235), (215, 332316), (255, 280188), (258, 276930), (270, 264622), (306, 233490), (340, 210141), (362, 197370), (387, 184620), (430, 166158), (459, 155660), (510, 140094), (516, 138465), (540, 132311), (543, 131580), (612, 116745), (645, 110772), (724, 98685), (731, 97740), (765, 93396), (774, 92310), (860, 83079), (905, 78948), (918, 77830), (1020, 70047), (1086, 65790), (1161, 61540), (1290, 55386), (1462, 48870), (1530, 46698), (1548, 46155), (1629, 43860), (1810, 39474), (1836, 38915), (1935, 36924), (2172, 32895), (2193, 32580), (2295, 31132), (2322, 30770), (2580, 27693), (2715, 26316), (2924, 24435), (3060, 23349), (3077, 23220), (3258, 21930), (3620, 19737), (3655, 19548), (3870, 18462), (4386, 16290), (4590, 15566), (4644, 15385), (4887, 14620), (5430, 13158), (5805, 12308), (6154, 11610), (6516, 10965), (6579, 10860), (7310, 9774), (7740, 9231), (7783, 9180), (8145, 8772)]