16978410

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:179

約数の個数: 112

約数和(自身を含む): 48870216

約数和(自身を除く): 31891806

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 81, 85, 90, 102, 135, 137, 153, 162, 170, 243, 255, 270, 274, 306, 405, 411, 459, 486, 510, 685, 729, 765, 810, 822, 918, 1215, 1233, 1370, 1377, 1458, 1530, 2055, 2295, 2329, 2430, 2466, 2754, 3645, 3699, 4110, 4131, 4590, 4658, 6165, 6885, 6987, 7290, 7398, 8262, 11097, 11645, 12330, 12393, 13770, 13974, 18495, 20655, 20961, 22194, 23290, 24786, 33291, 34935, 36990, 41310, 41922, 55485, 61965, 62883, 66582, 69870, 99873, 104805, 110970, 123930, 125766, 166455, 188649, 199746, 209610, 314415, 332910, 377298, 499365, 565947, 628830, 943245, 998730, 1131894, 1697841, 1886490, 2829735, 3395682, 5659470, 8489205, 16978410]

約数ペア:

[(1, 16978410), (2, 8489205), (3, 5659470), (5, 3395682), (6, 2829735), (9, 1886490), (10, 1697841), (15, 1131894), (17, 998730), (18, 943245), (27, 628830), (30, 565947), (34, 499365), (45, 377298), (51, 332910), (54, 314415), (81, 209610), (85, 199746), (90, 188649), (102, 166455), (135, 125766), (137, 123930), (153, 110970), (162, 104805), (170, 99873), (243, 69870), (255, 66582), (270, 62883), (274, 61965), (306, 55485), (405, 41922), (411, 41310), (459, 36990), (486, 34935), (510, 33291), (685, 24786), (729, 23290), (765, 22194), (810, 20961), (822, 20655), (918, 18495), (1215, 13974), (1233, 13770), (1370, 12393), (1377, 12330), (1458, 11645), (1530, 11097), (2055, 8262), (2295, 7398), (2329, 7290), (2430, 6987), (2466, 6885), (2754, 6165), (3645, 4658), (3699, 4590), (4110, 4131)]