891338220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{291287}}^1$

素因数の和:291319

約数の個数: 72

約数和(自身を含む): 2862778464

約数和(自身を除く): 1971440244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 291287, 582574, 873861, 1165148, 1456435, 1747722, 2621583, 2912870, 3495444, 4369305, 4951879, 5243166, 5825740, 8738610, 9903758, 10486332, 13107915, 14855637, 17477220, 19807516, 24759395, 26215830, 29711274, 44566911, 49518790, 52431660, 59422548, 74278185, 89133822, 99037580, 148556370, 178267644, 222834555, 297112740, 445669110, 891338220]

約数ペア:

[(1, 891338220), (2, 445669110), (3, 297112740), (4, 222834555), (5, 178267644), (6, 148556370), (9, 99037580), (10, 89133822), (12, 74278185), (15, 59422548), (17, 52431660), (18, 49518790), (20, 44566911), (30, 29711274), (34, 26215830), (36, 24759395), (45, 19807516), (51, 17477220), (60, 14855637), (68, 13107915), (85, 10486332), (90, 9903758), (102, 8738610), (153, 5825740), (170, 5243166), (180, 4951879), (204, 4369305), (255, 3495444), (306, 2912870), (340, 2621583), (510, 1747722), (612, 1456435), (765, 1165148), (1020, 873861), (1530, 582574), (3060, 291287)]