394432480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{503}}^1$

素因数の和:573

約数の個数: 144

約数和(自身を含む): 1045910880

約数和(自身を除く): 651478400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 130, 145, 160, 169, 208, 232, 260, 290, 338, 377, 416, 464, 503, 520, 580, 676, 754, 845, 928, 1006, 1040, 1160, 1352, 1508, 1690, 1885, 2012, 2080, 2320, 2515, 2704, 3016, 3380, 3770, 4024, 4640, 4901, 5030, 5408, 6032, 6539, 6760, 7540, 8048, 9802, 10060, 12064, 13078, 13520, 14587, 15080, 16096, 19604, 20120, 24505, 26156, 27040, 29174, 30160, 32695, 39208, 40240, 49010, 52312, 58348, 60320, 65390, 72935, 78416, 80480, 85007, 98020, 104624, 116696, 130780, 145870, 156832, 170014, 189631, 196040, 209248, 233392, 261560, 291740, 340028, 379262, 392080, 425035, 466784, 523120, 583480, 680056, 758524, 784160, 850070, 948155, 1046240, 1166960, 1360112, 1517048, 1700140, 1896310, 2333920, 2465203, 2720224, 3034096, 3400280, 3792620, 4930406, 6068192, 6800560, 7585240, 9860812, 12326015, 13601120, 15170480, 19721624, 24652030, 30340960, 39443248, 49304060, 78886496, 98608120, 197216240, 394432480]

約数ペア:

[(1, 394432480), (2, 197216240), (4, 98608120), (5, 78886496), (8, 49304060), (10, 39443248), (13, 30340960), (16, 24652030), (20, 19721624), (26, 15170480), (29, 13601120), (32, 12326015), (40, 9860812), (52, 7585240), (58, 6800560), (65, 6068192), (80, 4930406), (104, 3792620), (116, 3400280), (130, 3034096), (145, 2720224), (160, 2465203), (169, 2333920), (208, 1896310), (232, 1700140), (260, 1517048), (290, 1360112), (338, 1166960), (377, 1046240), (416, 948155), (464, 850070), (503, 784160), (520, 758524), (580, 680056), (676, 583480), (754, 523120), (845, 466784), (928, 425035), (1006, 392080), (1040, 379262), (1160, 340028), (1352, 291740), (1508, 261560), (1690, 233392), (1885, 209248), (2012, 196040), (2080, 189631), (2320, 170014), (2515, 156832), (2704, 145870), (3016, 130780), (3380, 116696), (3770, 104624), (4024, 98020), (4640, 85007), (4901, 80480), (5030, 78416), (5408, 72935), (6032, 65390), (6539, 60320), (6760, 58348), (7540, 52312), (8048, 49010), (9802, 40240), (10060, 39208), (12064, 32695), (13078, 30160), (13520, 29174), (14587, 27040), (15080, 26156), (16096, 24505), (19604, 20120)]