128692890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{233}}^1$

素因数の和:301

約数の個数: 144

約数和(自身を含む): 375516648

約数和(自身を除く): 246823758

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 30, 34, 38, 45, 51, 57, 85, 90, 95, 102, 114, 153, 170, 171, 190, 233, 255, 285, 306, 323, 342, 361, 466, 510, 570, 646, 699, 722, 765, 855, 969, 1083, 1165, 1398, 1530, 1615, 1710, 1805, 1938, 2097, 2166, 2330, 2907, 3230, 3249, 3495, 3610, 3961, 4194, 4427, 4845, 5415, 5814, 6137, 6498, 6990, 7922, 8854, 9690, 10485, 10830, 11883, 12274, 13281, 14535, 16245, 18411, 19805, 20970, 22135, 23766, 26562, 29070, 30685, 32490, 35649, 36822, 39610, 39843, 44270, 55233, 59415, 61370, 66405, 71298, 75259, 79686, 84113, 92055, 110466, 118830, 132810, 150518, 168226, 178245, 184110, 199215, 225777, 252339, 276165, 356490, 376295, 398430, 420565, 451554, 504678, 552330, 677331, 752590, 757017, 841130, 1128885, 1261695, 1354662, 1429921, 1514034, 2257770, 2523390, 2859842, 3386655, 3785085, 4289763, 6773310, 7149605, 7570170, 8579526, 12869289, 14299210, 21448815, 25738578, 42897630, 64346445, 128692890]

約数ペア:

[(1, 128692890), (2, 64346445), (3, 42897630), (5, 25738578), (6, 21448815), (9, 14299210), (10, 12869289), (15, 8579526), (17, 7570170), (18, 7149605), (19, 6773310), (30, 4289763), (34, 3785085), (38, 3386655), (45, 2859842), (51, 2523390), (57, 2257770), (85, 1514034), (90, 1429921), (95, 1354662), (102, 1261695), (114, 1128885), (153, 841130), (170, 757017), (171, 752590), (190, 677331), (233, 552330), (255, 504678), (285, 451554), (306, 420565), (323, 398430), (342, 376295), (361, 356490), (466, 276165), (510, 252339), (570, 225777), (646, 199215), (699, 184110), (722, 178245), (765, 168226), (855, 150518), (969, 132810), (1083, 118830), (1165, 110466), (1398, 92055), (1530, 84113), (1615, 79686), (1710, 75259), (1805, 71298), (1938, 66405), (2097, 61370), (2166, 59415), (2330, 55233), (2907, 44270), (3230, 39843), (3249, 39610), (3495, 36822), (3610, 35649), (3961, 32490), (4194, 30685), (4427, 29070), (4845, 26562), (5415, 23766), (5814, 22135), (6137, 20970), (6498, 19805), (6990, 18411), (7922, 16245), (8854, 14535), (9690, 13281), (10485, 12274), (10830, 11883)]