28974120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2029}}^1$

素因数の和:2067

約数の個数: 128

約数和(自身を含む): 105235200

約数和(自身を除く): 76261080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2029, 2040, 2380, 2856, 3570, 4058, 4760, 6087, 7140, 8116, 10145, 12174, 14203, 14280, 16232, 20290, 24348, 28406, 30435, 34493, 40580, 42609, 48696, 56812, 60870, 68986, 71015, 81160, 85218, 103479, 113624, 121740, 137972, 142030, 170436, 172465, 206958, 213045, 241451, 243480, 275944, 284060, 340872, 344930, 413916, 426090, 482902, 517395, 568120, 689860, 724353, 827832, 852180, 965804, 1034790, 1207255, 1379720, 1448706, 1704360, 1931608, 2069580, 2414510, 2897412, 3621765, 4139160, 4829020, 5794824, 7243530, 9658040, 14487060, 28974120]

約数ペア:

[(1, 28974120), (2, 14487060), (3, 9658040), (4, 7243530), (5, 5794824), (6, 4829020), (7, 4139160), (8, 3621765), (10, 2897412), (12, 2414510), (14, 2069580), (15, 1931608), (17, 1704360), (20, 1448706), (21, 1379720), (24, 1207255), (28, 1034790), (30, 965804), (34, 852180), (35, 827832), (40, 724353), (42, 689860), (51, 568120), (56, 517395), (60, 482902), (68, 426090), (70, 413916), (84, 344930), (85, 340872), (102, 284060), (105, 275944), (119, 243480), (120, 241451), (136, 213045), (140, 206958), (168, 172465), (170, 170436), (204, 142030), (210, 137972), (238, 121740), (255, 113624), (280, 103479), (340, 85218), (357, 81160), (408, 71015), (420, 68986), (476, 60870), (510, 56812), (595, 48696), (680, 42609), (714, 40580), (840, 34493), (952, 30435), (1020, 28406), (1190, 24348), (1428, 20290), (1785, 16232), (2029, 14280), (2040, 14203), (2380, 12174), (2856, 10145), (3570, 8116), (4058, 7140), (4760, 6087)]