30361240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 88704000

約数和(自身を除く): 58342760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 439, 455, 494, 520, 532, 665, 728, 760, 878, 910, 988, 1064, 1235, 1330, 1729, 1756, 1820, 1976, 2195, 2470, 2660, 3073, 3458, 3512, 3640, 4390, 4940, 5320, 5707, 6146, 6916, 8341, 8645, 8780, 9880, 11414, 12292, 13832, 15365, 16682, 17290, 17560, 22828, 24584, 28535, 30730, 33364, 34580, 39949, 41705, 45656, 57070, 58387, 61460, 66728, 69160, 79898, 83410, 108433, 114140, 116774, 122920, 159796, 166820, 199745, 216866, 228280, 233548, 291935, 319592, 333640, 399490, 433732, 467096, 542165, 583870, 759031, 798980, 867464, 1084330, 1167740, 1518062, 1597960, 2168660, 2335480, 3036124, 3795155, 4337320, 6072248, 7590310, 15180620, 30361240]

約数ペア:

[(1, 30361240), (2, 15180620), (4, 7590310), (5, 6072248), (7, 4337320), (8, 3795155), (10, 3036124), (13, 2335480), (14, 2168660), (19, 1597960), (20, 1518062), (26, 1167740), (28, 1084330), (35, 867464), (38, 798980), (40, 759031), (52, 583870), (56, 542165), (65, 467096), (70, 433732), (76, 399490), (91, 333640), (95, 319592), (104, 291935), (130, 233548), (133, 228280), (140, 216866), (152, 199745), (182, 166820), (190, 159796), (247, 122920), (260, 116774), (266, 114140), (280, 108433), (364, 83410), (380, 79898), (439, 69160), (455, 66728), (494, 61460), (520, 58387), (532, 57070), (665, 45656), (728, 41705), (760, 39949), (878, 34580), (910, 33364), (988, 30730), (1064, 28535), (1235, 24584), (1330, 22828), (1729, 17560), (1756, 17290), (1820, 16682), (1976, 15365), (2195, 13832), (2470, 12292), (2660, 11414), (3073, 9880), (3458, 8780), (3512, 8645), (3640, 8341), (4390, 6916), (4940, 6146), (5320, 5707)]