172471120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4373}}^1$

素因数の和:4432

約数の個数: 80

約数和(自身を含む): 439324560

約数和(自身を除く): 266853440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2320, 2465, 3944, 4373, 4930, 7888, 8746, 9860, 17492, 19720, 21865, 34984, 39440, 43730, 69968, 74341, 87460, 126817, 148682, 174920, 253634, 297364, 349840, 371705, 507268, 594728, 634085, 743410, 1014536, 1189456, 1268170, 1486820, 2029072, 2155889, 2536340, 2973640, 4311778, 5072680, 5947280, 8623556, 10145360, 10779445, 17247112, 21558890, 34494224, 43117780, 86235560, 172471120]

約数ペア:

[(1, 172471120), (2, 86235560), (4, 43117780), (5, 34494224), (8, 21558890), (10, 17247112), (16, 10779445), (17, 10145360), (20, 8623556), (29, 5947280), (34, 5072680), (40, 4311778), (58, 2973640), (68, 2536340), (80, 2155889), (85, 2029072), (116, 1486820), (136, 1268170), (145, 1189456), (170, 1014536), (232, 743410), (272, 634085), (290, 594728), (340, 507268), (464, 371705), (493, 349840), (580, 297364), (680, 253634), (986, 174920), (1160, 148682), (1360, 126817), (1972, 87460), (2320, 74341), (2465, 69968), (3944, 43730), (4373, 39440), (4930, 34984), (7888, 21865), (8746, 19720), (9860, 17492)]