198261990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1283}}^1$

素因数の和:1414

約数の個数: 96

約数和(自身を含む): 551637216

約数和(自身を除く): 353375226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 101, 102, 153, 170, 202, 255, 303, 306, 505, 510, 606, 765, 909, 1010, 1283, 1515, 1530, 1717, 1818, 2566, 3030, 3434, 3849, 4545, 5151, 6415, 7698, 8585, 9090, 10302, 11547, 12830, 15453, 17170, 19245, 21811, 23094, 25755, 30906, 38490, 43622, 51510, 57735, 65433, 77265, 109055, 115470, 129583, 130866, 154530, 196299, 218110, 259166, 327165, 388749, 392598, 647915, 654330, 777498, 981495, 1166247, 1295830, 1943745, 1962990, 2202911, 2332494, 3887490, 4405822, 5831235, 6608733, 11014555, 11662470, 13217466, 19826199, 22029110, 33043665, 39652398, 66087330, 99130995, 198261990]

約数ペア:

[(1, 198261990), (2, 99130995), (3, 66087330), (5, 39652398), (6, 33043665), (9, 22029110), (10, 19826199), (15, 13217466), (17, 11662470), (18, 11014555), (30, 6608733), (34, 5831235), (45, 4405822), (51, 3887490), (85, 2332494), (90, 2202911), (101, 1962990), (102, 1943745), (153, 1295830), (170, 1166247), (202, 981495), (255, 777498), (303, 654330), (306, 647915), (505, 392598), (510, 388749), (606, 327165), (765, 259166), (909, 218110), (1010, 196299), (1283, 154530), (1515, 130866), (1530, 129583), (1717, 115470), (1818, 109055), (2566, 77265), (3030, 65433), (3434, 57735), (3849, 51510), (4545, 43622), (5151, 38490), (6415, 30906), (7698, 25755), (8585, 23094), (9090, 21811), (10302, 19245), (11547, 17170), (12830, 15453)]