30497320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 85536000

約数和(自身を除く): 55038680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 43, 56, 68, 70, 85, 86, 119, 136, 140, 149, 170, 172, 215, 238, 280, 298, 301, 340, 344, 430, 476, 595, 596, 602, 680, 731, 745, 860, 952, 1043, 1190, 1192, 1204, 1462, 1490, 1505, 1720, 2086, 2380, 2408, 2533, 2924, 2980, 3010, 3655, 4172, 4760, 5066, 5117, 5215, 5848, 5960, 6020, 6407, 7310, 8344, 10132, 10234, 10430, 12040, 12665, 12814, 14620, 17731, 20264, 20468, 20860, 25330, 25585, 25628, 29240, 32035, 35462, 40936, 41720, 44849, 50660, 51170, 51256, 64070, 70924, 88655, 89698, 101320, 102340, 108919, 128140, 141848, 177310, 179396, 204680, 217838, 224245, 256280, 354620, 358792, 435676, 448490, 544595, 709240, 762433, 871352, 896980, 1089190, 1524866, 1793960, 2178380, 3049732, 3812165, 4356760, 6099464, 7624330, 15248660, 30497320]

約数ペア:

[(1, 30497320), (2, 15248660), (4, 7624330), (5, 6099464), (7, 4356760), (8, 3812165), (10, 3049732), (14, 2178380), (17, 1793960), (20, 1524866), (28, 1089190), (34, 896980), (35, 871352), (40, 762433), (43, 709240), (56, 544595), (68, 448490), (70, 435676), (85, 358792), (86, 354620), (119, 256280), (136, 224245), (140, 217838), (149, 204680), (170, 179396), (172, 177310), (215, 141848), (238, 128140), (280, 108919), (298, 102340), (301, 101320), (340, 89698), (344, 88655), (430, 70924), (476, 64070), (595, 51256), (596, 51170), (602, 50660), (680, 44849), (731, 41720), (745, 40936), (860, 35462), (952, 32035), (1043, 29240), (1190, 25628), (1192, 25585), (1204, 25330), (1462, 20860), (1490, 20468), (1505, 20264), (1720, 17731), (2086, 14620), (2380, 12814), (2408, 12665), (2533, 12040), (2924, 10430), (2980, 10234), (3010, 10132), (3655, 8344), (4172, 7310), (4760, 6407), (5066, 6020), (5117, 5960), (5215, 5848)]