19282320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 160

約数和(自身を含む): 67852800

約数和(自身を除く): 48570480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 79, 80, 90, 108, 113, 120, 135, 144, 158, 180, 216, 226, 237, 240, 270, 316, 339, 360, 395, 432, 452, 474, 540, 565, 632, 678, 711, 720, 790, 904, 948, 1017, 1080, 1130, 1185, 1264, 1356, 1422, 1580, 1695, 1808, 1896, 2034, 2133, 2160, 2260, 2370, 2712, 2844, 3051, 3160, 3390, 3555, 3792, 4068, 4266, 4520, 4740, 5085, 5424, 5688, 6102, 6320, 6780, 7110, 8136, 8532, 8927, 9040, 9480, 10170, 10665, 11376, 12204, 13560, 14220, 15255, 16272, 17064, 17854, 18960, 20340, 21330, 24408, 26781, 27120, 28440, 30510, 34128, 35708, 40680, 42660, 44635, 48816, 53562, 56880, 61020, 71416, 80343, 81360, 85320, 89270, 107124, 122040, 133905, 142832, 160686, 170640, 178540, 214248, 241029, 244080, 267810, 321372, 357080, 401715, 428496, 482058, 535620, 642744, 714160, 803430, 964116, 1071240, 1205145, 1285488, 1606860, 1928232, 2142480, 2410290, 3213720, 3856464, 4820580, 6427440, 9641160, 19282320]

約数ペア:

[(1, 19282320), (2, 9641160), (3, 6427440), (4, 4820580), (5, 3856464), (6, 3213720), (8, 2410290), (9, 2142480), (10, 1928232), (12, 1606860), (15, 1285488), (16, 1205145), (18, 1071240), (20, 964116), (24, 803430), (27, 714160), (30, 642744), (36, 535620), (40, 482058), (45, 428496), (48, 401715), (54, 357080), (60, 321372), (72, 267810), (79, 244080), (80, 241029), (90, 214248), (108, 178540), (113, 170640), (120, 160686), (135, 142832), (144, 133905), (158, 122040), (180, 107124), (216, 89270), (226, 85320), (237, 81360), (240, 80343), (270, 71416), (316, 61020), (339, 56880), (360, 53562), (395, 48816), (432, 44635), (452, 42660), (474, 40680), (540, 35708), (565, 34128), (632, 30510), (678, 28440), (711, 27120), (720, 26781), (790, 24408), (904, 21330), (948, 20340), (1017, 18960), (1080, 17854), (1130, 17064), (1185, 16272), (1264, 15255), (1356, 14220), (1422, 13560), (1580, 12204), (1695, 11376), (1808, 10665), (1896, 10170), (2034, 9480), (2133, 9040), (2160, 8927), (2260, 8532), (2370, 8136), (2712, 7110), (2844, 6780), (3051, 6320), (3160, 6102), (3390, 5688), (3555, 5424), (3792, 5085), (4068, 4740), (4266, 4520)]