18021567480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2207}}^1\times {\mathrm{9721}}^1$

素因数の和:11949

約数の個数: 128

約数和(自身を含む): 61822586880

約数和(自身を除く): 43801019400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2207, 4414, 6621, 8828, 9721, 11035, 13242, 15449, 17656, 19442, 22070, 26484, 29163, 30898, 33105, 38884, 44140, 46347, 48605, 52968, 58326, 61796, 66210, 68047, 77245, 77768, 88280, 92694, 97210, 116652, 123592, 132420, 136094, 145815, 154490, 185388, 194420, 204141, 231735, 233304, 264840, 272188, 291630, 308980, 340235, 370776, 388840, 408282, 463470, 544376, 583260, 617960, 680470, 816564, 926940, 1020705, 1166520, 1360940, 1633128, 1853880, 2041410, 2721880, 4082820, 8165640, 21454247, 42908494, 64362741, 85816988, 107271235, 128725482, 150179729, 171633976, 214542470, 257450964, 300359458, 321813705, 429084940, 450539187, 514901928, 600718916, 643627410, 750898645, 858169880, 901078374, 1201437832, 1287254820, 1501797290, 1802156748, 2252695935, 2574509640, 3003594580, 3604313496, 4505391870, 6007189160, 9010783740, 18021567480]

約数ペア:

[(1, 18021567480), (2, 9010783740), (3, 6007189160), (4, 4505391870), (5, 3604313496), (6, 3003594580), (7, 2574509640), (8, 2252695935), (10, 1802156748), (12, 1501797290), (14, 1287254820), (15, 1201437832), (20, 901078374), (21, 858169880), (24, 750898645), (28, 643627410), (30, 600718916), (35, 514901928), (40, 450539187), (42, 429084940), (56, 321813705), (60, 300359458), (70, 257450964), (84, 214542470), (105, 171633976), (120, 150179729), (140, 128725482), (168, 107271235), (210, 85816988), (280, 64362741), (420, 42908494), (840, 21454247), (2207, 8165640), (4414, 4082820), (6621, 2721880), (8828, 2041410), (9721, 1853880), (11035, 1633128), (13242, 1360940), (15449, 1166520), (17656, 1020705), (19442, 926940), (22070, 816564), (26484, 680470), (29163, 617960), (30898, 583260), (33105, 544376), (38884, 463470), (44140, 408282), (46347, 388840), (48605, 370776), (52968, 340235), (58326, 308980), (61796, 291630), (66210, 272188), (68047, 264840), (77245, 233304), (77768, 231735), (88280, 204141), (92694, 194420), (97210, 185388), (116652, 154490), (123592, 145815), (132420, 136094)]