207709740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9697}}^1$

素因数の和:9736

約数の個数: 144

約数和(自身を含む): 762495552

約数和(自身を除く): 554785812

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 9697, 10710, 19394, 21420, 29091, 38788, 48485, 58182, 67879, 87273, 96970, 116364, 135758, 145455, 164849, 174546, 193940, 203637, 271516, 290910, 329698, 339395, 349092, 407274, 436365, 494547, 581820, 610911, 659396, 678790, 814548, 824245, 872730, 989094, 1018185, 1153943, 1221822, 1357580, 1483641, 1648490, 1745460, 1978188, 2036370, 2307886, 2443644, 2472735, 2967282, 3054555, 3296980, 3461829, 4072740, 4615772, 4945470, 5769715, 5934564, 6109110, 6923658, 7418205, 9890940, 10385487, 11539430, 12218220, 13847316, 14836410, 17309145, 20770974, 23078860, 29672820, 34618290, 41541948, 51927435, 69236580, 103854870, 207709740]

約数ペア:

[(1, 207709740), (2, 103854870), (3, 69236580), (4, 51927435), (5, 41541948), (6, 34618290), (7, 29672820), (9, 23078860), (10, 20770974), (12, 17309145), (14, 14836410), (15, 13847316), (17, 12218220), (18, 11539430), (20, 10385487), (21, 9890940), (28, 7418205), (30, 6923658), (34, 6109110), (35, 5934564), (36, 5769715), (42, 4945470), (45, 4615772), (51, 4072740), (60, 3461829), (63, 3296980), (68, 3054555), (70, 2967282), (84, 2472735), (85, 2443644), (90, 2307886), (102, 2036370), (105, 1978188), (119, 1745460), (126, 1648490), (140, 1483641), (153, 1357580), (170, 1221822), (180, 1153943), (204, 1018185), (210, 989094), (238, 872730), (252, 824245), (255, 814548), (306, 678790), (315, 659396), (340, 610911), (357, 581820), (420, 494547), (476, 436365), (510, 407274), (595, 349092), (612, 339395), (630, 329698), (714, 290910), (765, 271516), (1020, 203637), (1071, 193940), (1190, 174546), (1260, 164849), (1428, 145455), (1530, 135758), (1785, 116364), (2142, 96970), (2380, 87273), (3060, 67879), (3570, 58182), (4284, 48485), (5355, 38788), (7140, 29091), (9697, 21420), (10710, 19394)]